The best HVAC system for a two-story house is a ductless multi-zone mini split: one outdoor inverter condenser paired with two to four indoor heads, each with its own thermostat, so the upstairs and downstairs stop fighting over one set of ductwork. That is the short answer to the question most two-story owners are searching for, and it is the framework we used to pick the twelve systems below.
We spent six weeks reading specification sheets, owner reviews and installer commentary on the current generation of multi-zone mini split systems built for a two-floor home, then matched each one against the decision that actually matters here: how the load divides between floors. A two-story house is not two identical rooms stacked on top of each other. Stack effect pushes warm air up through the stairwell all summer, the upstairs collects solar gain through roof and west-facing windows, and the ground floor is shaded and often has a larger open living area. A well-designed system reflects that with an asymmetric head layout, such as two 9000 BTU heads upstairs and one 12000 BTU head downstairs.
Below you will find the quick top three, a full comparison table of all twelve systems, and an individual breakdown of each one. We close with the buying guide sections that decide whether you need one multi-zone condenser or two separate single-zone systems, how to size the load by floor, where the real money goes on a second-floor install, and what the efficiency numbers actually mean once you add heads. We also flag where pre-charged DIY pricing falls apart, because that is where most two-story buyers get surprised.
Table of Contents
Top 3 Multi-Zone Mini Splits for Two-Story Homes in October
Senville Dual Zone 28000 BTU
- 28000 BTU and 2.5 tons
- 23 SEER2
- 24 dB indoor rating
- Alexa and app control
Senville 4 Zone 36000 BTU
- Four 9000 BTU heads
- 22.5 SEER2
- Heating to -22F
- 16 ft pre-charged kit
ROVSUN 4 Zone 38000 BTU
- Four 9000 BTU heads
- 20 SEER2
- Four 25 ft line sets included
- -4F to 122F heat pump range
All 12 Multi-Zone Systems Compared in 2026
Every system below is a factory pre-charged, inverter-driven ductless mini split sold as a complete bundle with its indoor heads, condenser and installation kit. Prices move constantly, so use the buttons to check the current listing rather than trusting a number you saw weeks ago.
| Product | Specs | Action |
|---|---|---|
| Senville Dual Zone 28000 BTU |
|
Check Latest Price |
| Senville 4 Zone 36000 BTU |
|
Check Latest Price |
 Hykolity Tri Zone 28000 BTU |
|
Check Latest Price |
| ROVSUN 4 Zone 38000 BTU |
|
Check Latest Price |
 ROVSUN 2 Zone 20000 BTU |
|
Check Latest Price |
 ROVSUN 3 Zone 28000 BTU |
|
Check Latest Price |
 Cooper and Hunter 3 Zone 28000 BTU |
|
Check Latest Price |
 Upstreman 2 Zone 9K and 12K |
|
Check Latest Price |
 YITAHOME 3 Zone 24000 BTU |
|
Check Latest Price |
 DELLA 3 Zone 28000 BTU 9+9+18K |
|
Check Latest Price |
 DELLA 4 Zone 35000 BTU |
|
Check Latest Price |
 DELLA 3 Zone 28000 BTU 9+9+12K |
|
Check Latest Price |
1. Senville Dual Zone 28000 BTU – Best Overall for Two-Story Homes
Senville Mini Split Air Conditioner Heat Pump, White, Dual Zone, 28000 BTU
28000 BTU
23 SEER2
24 dB
230V
Two independently controlled heads
Alexa enabled
Pros
- Largest owner base in this roundup at 211 reviews
- Very quiet at 24 dB
- Owners report power use roughly halved versus central air
- Factory pre-charged so line sets within the charged length need no added refrigerant
Cons
- Wi-Fi setup is reported as difficult to configure
- One documented early high-pitch noise fault needing a technician visit
- Commissioning valve issue sometimes not covered in the manual
We keep coming back to this one because it does the least nothing. A 28000 BTU 2.5 ton condenser with a 23 SEER2 rating and two independent heads covers the most common two-story floor plan we encounter: an open main floor plus a bedroom level. There is no third head to plan around, no oversized compressor, and nothing to learn.
Owner feedback is unusually consistent for a bundle of this type. 79% of reviews are five star, and the recurring theme is that people cannot hear it. The published 24 dB indoor figure is backed up by owners describing near-silent compressor behaviour in bedrooms.
The energy story matters more here than the spec sheet does. Multiple owners report power bills roughly halved after replacing window units and central air, which makes sense: with independent thermostats, an unoccupied upstairs can be shut off entirely rather than heated from a single central thermostat.
The one real friction point is software. Wi-Fi configuration is the most common complaint in the reviews, and it tends to surface in the first week after commissioning. Our advice is to have the installer register the app during the same visit rather than doing it alone at night.
A rarer issue involves a high-pitched noise fault in an early unit that needed a technician visit. It is documented rather than widespread, but it is the kind of thing worth raising at the point of purchase rather than discovering in August.
Check the head layout before you commit
Confirm the per-head capacity on the specification sheet before ordering, because a two-zone bundle can be built two ways. This listing does not publish the individual head sizes in its visible specification table, and a downstairs living area much larger than about 500 square feet needs more than a small bedroom head to hold temperature on a hot afternoon.
Also confirm which line set length is included, because the bundled 16 ft installation kit will not always reach a second floor. Factory pre-charging covers the length the charge was set for, and beyond that a technician adds refrigerant, which is a genuine cost consideration when your condenser sits at the side wall and the heads are spread across two floors.
Choose this if you want one decision, not three
This is the pick for anyone who wants the simplest possible answer to the two-story problem and does not expect to add a fourth room later. Two zones, one condenser, one app, one installer conversation.
Pass on it if you already know a bedroom or a finished basement will need its own head in a couple of years. In that case the three-zone systems further down give you the headroom, or the Senville four-zone bundle gives you four independently controlled rooms on a single condenser.
2. Senville 4 Zone 36000 BTU – Best for Cold Climates and Maximum Zone Control
Senville Mini Split AC/Heating System, 4 Zone, White, 36000 BTU
36000 BTU 3 ton
Four 9000 BTU heads
22.5 SEER2
23.5 dB
Heating to -22F
230V
Pros
- Only system here with a published -22F low-ambient heating rating
- Four independently controlled heads fit a two-story floor plan
- Very quiet at 23.5 dB
- Support line reaches a technician rather than a bot
Cons
- Four-head installs are labour intensive with one owner reporting two people and 12 hours
- Included 16 ft line sets are often too short and replaced with 25 ft sets
- One documented pattern of service valve failures and refrigerant leaks
This is the system we look at first for a two-story home in the Northeast or Midwest. The published operating range reaches -22F, and owners confirm it heating interiors through sub-zero Canadian winters, which is a claim very few bundles in this roundup can make.
Four independently controlled 9000 BTU heads on a single 36000 BTU condenser is the most flexible layout here. You can run the upstairs pair overnight, shut them off during the day, and bring the main-floor head up when guests arrive, all from one outdoor unit.
Owner feedback on heating performance is strong. Buyers in mobile homes and older, poorly insulated houses report both strong cooling and reliable heating, and 71% of reviews are five star. Several owners mention reaching an actual technician on the support line rather than a recorded menu.
The trade-offs are installation complexity and line set length. One owner reports two people and twelve hours to install four heads, and others note that the included 16 ft line sets rarely reach a second floor and get swapped for 25 ft sets during the install.
One detailed report describes subpar service valves on the outdoor unit leading to repeated refrigerant leaks and costly repairs, and support reportedly went unresponsive on that claim. It is a single account rather than a pattern, but it is the kind of failure that ends a heating season, so weigh it carefully if you are in a cold state.
Four heads on one condenser is not four independent systems
Each head has its own thermostat, but they share one compressor. If you are worried about a total loss of heating in a hard winter, this design carries the single-point-of-failure risk we describe later in the guide. Two separate single-zone condensers remove that risk entirely at the cost of efficiency and equipment count.
Confirm the fuse size and circuit requirements with your installer before ordering. A 36000 BTU condenser is a serious electrical load and may need a dedicated circuit that your existing panel does not have room for.
Choose this if your winters are the priority
Buy this if heating performance at low ambient temperatures matters more than install simplicity, and if you genuinely have four rooms that need independent control across two floors. The four-zone layout is the closest match in this roundup to a full two-story floor plan.
Pass on it if your home is in a mild climate and three rooms will do. A three-zone system installs faster, costs less in labour, and leaves a smaller condensing unit to place on an exterior wall.
3. Hykolity 28000 BTU Tri Zone – Best Fit for Smaller Two-Story Homes
Hykolity 28000 BTU Tri Zone Wifi Enabled Mini Split Air Conditioner, 20 SEER2 208-230V 9000+9000+9000 BTU Ductless Wall Mounted Inverter Air Conditioner & Heater Pump with Installation Kits
28000 BTU
Three 9000 BTU heads
20 SEER2 and 8.5 HSPF2
42 dB
R-32
WiFi enabled
Pros
- Three independently controlled heads with individual wall controllers
- Owners report being barely able to hear it running
- Low power draw of roughly 950 watts at maximum cooling
- Works with the SmartLife app and Home Assistant
Cons
- 42 dB is the highest published figure among the bundles here
- Arrives in three packages so setup takes longer
- Support is documented as difficult to reach
If your two-story home is closer to 1200 square feet than 3000, this is a sensible capacity match. Three 9000 BTU heads on a 28000 BTU condenser cover roughly 1350 square feet, which is close to the published coverage figure and avoids the oversizing that drives up equipment cost without improving comfort.
Owners consistently rate the cooling-to-cost ratio highly and describe the indoor and outdoor noise as negligible in practice. The 42 dB figure in the specification is the highest published number in this roundup, so if an outdoor unit sits directly under a bedroom window, ask about placement before you commit.
Smart control is genuinely good here. The SmartLife app integration is documented, and at least one owner runs it alongside a home automation hub, which is useful if you already think of the house in terms of scenes and schedules.
The weak point is after-sales support. Several reviews describe being unable to reach anyone by phone or email, and the 3-year manufacturer warranty is shorter than most others here. Neither matters on day one; both matter in year four when a head needs a part.
One documented instance of a unit arriving damaged also shows up in the ratings, and 16% of reviews are one star, which is among the highest shares in this roundup.
Check what the 42 dB rating actually refers to
Published noise numbers across mini split listings are inconsistent, and the figure is often a combined maximum rather than an indoor-only reading. Ask the seller which number applies to the indoor head and which applies to the outdoor condenser, because those two numbers matter in different places in a two-story house.
Also confirm the operating temperature range for your climate. The listed temperature control band runs from 61F to 88F, which tells you more about the head’s setpoint range than about its low-ambient heating capability. Verify heating performance separately if you are in a cold state.
Choose this if square footage is your main constraint
This is the pick for a compact two-story home where three zones are enough and a 4 ton condenser would be wasted money. The three 9000 BTU heads also suit a layout with two similar bedrooms and one living space.
Pass on it if support access matters to you, or if you want a warranty longer than three years. In either case, the Cooper and Hunter or YITAHOME bundles below carry much longer terms.
4. ROVSUN 38000 BTU 4 Zone – Best Zone Count for Larger Two-Story Homes
ROVSUN 4 Zone 38000 BTU (9K/9K/9K/9K) Mini Split AC/Heating System, 20 SEER2 Quad Zone Ductless Wall Mounted Air Conditioner with Pre-Charged Condenser, Heat Pump & 25Ft Line Set, 208-230V
38000 BTU 3 ton
Four 9000 BTU heads
20 SEER2
28 dB
25 ft line sets included
208-230V
Pros
- Four separately controlled heads from a single condenser
- Includes four 25 ft line sets so less extra copper is needed
- Quiet 28-45 dBa operation with a compact wall-mount design
- An installer with 20 years of HVAC experience reports it installs cleanly
Cons
- One documented report of a head icing up in Auto mode at low outdoor temperatures
- Separate report of one indoor unit not cooling and dripping condensation
- Support is email-only with no published phone number
- Only a 1 year warranty
This is the bundle we recommend when a two-story home has four rooms that genuinely need their own temperature. A 38000 BTU condenser driving four independent 9000 BTU heads gives you the widest room-by-room layout in this roundup, and four independently controlled zones is more than any other bundle here for a comparable equipment figure.
The included 25 ft line sets are the quiet advantage. Most competitors ship with 16 ft sets that stop short of a second floor, and owners repeatedly report having to buy extra copper. Four 25 ft sets mean a typical two-story layout can be done without adding line set material.
Experienced installers report that the ROVSUN family installs without difficulty. One installer with 20 years in HVAC describes the process as straightforward, which matters because a four-head install is the most labour-intensive configuration available.
The documented cold-weather problem is worth understanding. One owner reported a head icing up in Auto mode and dropping out at low outdoor temperatures, blowing cold air while in heating mode. Automatic defrost is listed as a feature, so if you heat with the system in cold weather, ask the installer how defrost is scheduled.
A separate report describes one indoor unit that would not cool and dripped condensation. Support is email-only with 24 to 48 hour response times and no published phone number, and 13% of reviews are one star, mostly around that access issue rather than hardware failure.
Why the line set length decides your install bill
Line set length is the single biggest reason a quoted install cost changes after the contractor opens the wall. Four 25 ft pre-charged sets cover most two-story layouts in one run. Four 16 ft sets rarely do, and once the installer adds copper, they must vacuum the system and adjust the refrigerant charge, which adds labour.
Ask every contractor to price the line set length explicitly in the quote. A quote that says line sets are not included is not comparable to one that includes four 25 ft sets.
Choose this if you want four rooms, not three
Buy this when a two-story home has four rooms worth controlling independently, such as a main-floor office, a living room and two upstairs bedrooms. No other bundle in this roundup delivers four independent zones.
Pass on it if heating is your main concern and you live somewhere genuinely cold. The published heat pump range starts at -4F, which is a narrower cold-climate envelope than the Senville four-zone bundle.
5. ROVSUN 20000 BTU Dual Zone – Budget Pick Entry Point
ROVSUN 2 Zone 20000 BTU (9K/9K) Mini Split AC/Heating System, 23 SEER2 Dual Zone Ductless Wall Mounted Air Conditioner with Pre-Charged Condenser, Heat Pump & 25Ft Line Set, 208-230V
20000 BTU 1.67 ton
Two 9000 BTU heads
23 SEER2
28 dB
Two 25 ft line sets
A+++ efficiency
Pros
- Two independently controlled 9000 BTU heads from a single 20000 BTU condenser
- 23 SEER2 is the highest figure among the two-zone bundles here
- Two 25 ft line sets included so less extra copper is needed
- Washable filters with sleep mode and four-way swing
Cons
- Documented case of a head icing up in Auto mode at low outdoor temperatures
- Separate reports of a unit not cooling and no phone-based support
- Only a 1 year warranty
- Professional installation required
This is the equipment-cost entry point into multi-zone control, and the per-zone figure is the lowest in this roundup. The 23 SEER2 rating is the strongest efficiency figure among the dual-zone bundles here, and the published annual energy consumption figure is 70 kWh.
The asymmetric logic here is simple. One 9000 BTU head upstairs handles a bedroom level, and one 9000 BTU head downstairs handles a main-floor living space. That is the cleanest possible expression of the two-story problem, and it is why dual-zone systems remain the most common configuration sold.
Owners with HVAC experience report straightforward installation, and the head design does not dominate a room visually. Sleep mode, mute mode and four-way swing are all present, which matters more for bedrooms than most spec sheets admit.
The same two ROVSUN issues appear here: a documented head icing up in Auto mode when outdoor temperatures fell into the 20s, and reports of a unit that would not cool while dripping condensation. 14% of reviews are one star, tied mostly to support access rather than hardware failure.
Because the warranty is one year, the practical protection on this bundle depends on the installer. Ask whether the contractor’s workmanship warranty covers the heads and the condenser separately, and for how long.
Is 20000 BTU enough for two floors
A 20000 BTU condenser is roughly a 1.67 ton system. Using the standard rule of thumb of about 600 BTU per square foot of cooled area, that covers approximately 1200 square feet of conditioned space once you account for the fact that not every room is conditioned at once.
If your two-story home is larger than that, or if you plan to condition a finished basement or a bonus room later, size up. An undersized multi-zone condenser shows up as a system that never holds setpoint on the hottest afternoon, which is exactly when you notice.
Choose this if two rooms are enough
This is the value pick for a small two-story home, a condo or townhouse with an upper and lower level, or a home where you want to condition only the upstairs bedrooms and one downstairs room.
Pass on it if you already know you want three or four zones. Adding a third head later means a different condenser, not just another indoor unit, so the money you save on equipment can come back around in installation labour.
6. ROVSUN 28000 BTU Tri Zone – Best for One Zone Per Floor
ROVSUN 3 Zone 28000 BTU (9K/9K/9K) Mini Split AC/Heating System, 20 SEER2 Tri Zone Ductless Wall Mounted Air Conditioner with Pre-Charged Condenser, Heat Pump & 25Ft Line Set, 208-230V
28000 BTU 2.3 ton
Three 9000 BTU heads
20 SEER2
28 dB
Three 25 ft line sets
R-32
Pros
- Three independently controlled heads suit an upstairs
- a downstairs and one main-floor room
- Three 25 ft pre-charged line sets reduce extra copper runs
- Quiet 28-45 dBa operation with washable filters and sleep mode
- A DIY owner with two decades of HVAC experience installed it without difficulty
Cons
- Shares the family email-only support with 24 to 48 hour response times
- Documented reports of a head icing up in Auto mode at low outdoor temperatures
- A separate report of one indoor unit not cooling while dripping water
- Only a 1 year warranty
This is the configuration we recommend most often for a two-story home that is not enormous. Three 9000 BTU heads on a 28000 BTU condenser give you one zone upstairs, one downstairs and one additional room, which covers the vast majority of floor plans between roughly 1400 and 2000 square feet.
The three 25 ft pre-charged line sets are the practical win. Owners installing this configuration report that they can reach all three heads without adding copper in most layouts, which removes the biggest surprise from the DIY pricing story.
R-32 refrigerant is the reason to pay attention to this specific bundle if you care about servicing. It is widely available and energy efficient, which matters if a leak ever happens on a system you intend to keep for a decade.
The family-level support complaint applies here as it does elsewhere in the ROVSUN line: email only, no published phone number, and 24 to 48 hour response times. Two documented hardware reports also appear: a head icing up in Auto mode at low outdoor temperatures, and a separate head that would not cool while sweating and dripping.
Owner sentiment is otherwise positive. Cooling performance draws consistent praise, and the ratings distribution shows 75% five star, which is one of the stronger spreads in this roundup.
Match the three heads to your actual rooms
Three identical 9000 BTU heads work well when your rooms are similar in size and exposure. They work poorly when the main-floor living area is much larger than the bedrooms, because the largest zone is the one most likely to be undersized.
If your downstairs is significantly larger, look at an asymmetric bundle such as the DELLA 9+9+18K configuration further down, which puts an 18000 BTU head on the main floor instead of forcing one 9000 BTU head to do the work of two.
Choose this if three rooms is your actual number
Pick this for a two-story home where you want one head per floor plus one extra, and where you would rather not carry a fourth zone you will never use.
Pass on it if you want strong heating performance in cold weather. The published heat pump range begins at -4F, and one documented icing-up report suggests the defrost cycle deserves a question to the installer.
7. Cooper and Hunter 28000 BTU 3 Zone – Best Warranty and Best Efficiency
Cooper & Hunter 28,000 BTU 3-Zone Wall Mount Mini Split AC Heat Pump, 230V
28000 BTU 2.3 ton
Three 12000 BTU heads
25 SEER2
19 dB
7 year compressor and 5 year parts warranty
R-454B
Pros
- 25 SEER2 is the highest efficiency figure in this roundup
- Three 12000 BTU heads give more per-zone capacity than any other bundle here
- Quietest published indoor figure at 19 dB with five fan speeds
- Only system with a 7 year compressor and 5 year parts warranty
Cons
- 12% two-star and 10% one-star ratings give the weakest satisfaction spread here
- Professional installation required for warranty validity
- Freight delivery to the nearest accessible point rather than inside the home
- Lowest sales volume rank of any system in this roundup
This is the system to buy when the upstairs bedrooms are large. Three 12000 BTU heads give more per-zone capacity than any other bundle we analysed, and 12,000 BTU per room is the figure most load calculators will produce for a sun-exposed top-floor bedroom in a two-story home.
The efficiency and warranty numbers are the strongest in the roundup. At 25 SEER2 it is the highest published rating here, and it is the only bundle with a 7-year compressor warranty and 5-year parts coverage backed by US-based technical support.
Quiet operation is verified by the published 19 dB figure, five fan speeds, silent mode and sleep mode. If any head goes near a bedroom you care about, that matters.
The equipment cost is the obvious drawback. It is roughly 2.4 times the equipment figure of the ROVSUN four-zone bundle, which is a lot to pay before installation labour begins.
The rating spread is also worth noting honestly. With 12% two-star and 10% one-star reviews, this has the weakest satisfaction distribution of anything in this roundup despite excellent specifications. Not every owner has received the experience the spec sheet implies.
Four indoor configurations to choose from
This model family is offered in 9+9+9, 9+9+12, 9+12+12 and 12+12+12 layouts. That flexibility is genuinely useful on a two-story home, because you can put the larger heads exactly where the solar gain and the open floor area are rather than accepting a fixed configuration.
Each zone ships with a 25 ft line set, a 25 ft communication cable, a 16 ft drainage extension and a smart control kit. That is a more complete kit than most competitors include, and it reduces the chance of a second supply run during the install.
Choose this if warranty length decides it for you
Buy this if you plan to keep the system for a decade or more and want the longest compressor coverage available, or if your upstairs rooms are large enough to need 12,000 BTU heads. The efficiency rating also lowers running cost over that span.
Pass on it if the equipment budget is the binding constraint, or if you want to install it yourself. Professional installation by a licensed technician is required for warranty validity, and freight delivery means someone has to move and stage the equipment separately.
8. Upstreman 2 Zone 9K and 12K – Best Rated and Best for Humid Climates
Upstreman 2 Zone Mini Split with Heat Pump, 9K+12K BTU, 23 SEER2, 230V
9000 and 12000 BTU heads
23 SEER2
29 dB
-13F to 131F operating range
A+++ efficiency
WiFi built in
Pros
- 4.7 average rating with 81% five star and zero one-star reviews
- Asymmetric 9K plus 12K sizing puts capacity where a two-story home needs it
- Quiet at 28 to 29 dB in mute mode with display auto-off
- Owners report cutting whole-house humidity from 68 to 82% down to under 50%
Cons
- Smallest review pool here at 38 reviews so long-term reliability is less documented
- Only a two-zone system with no option for a third head
- Installers report confusing wiring diagrams and a janky app
- Warranty terms are inconsistent between the spec table and the feature bullets
The asymmetric 9K plus 12K layout is the most thoughtful configuration for a two-story home at this size. The larger head covers a downstairs living area with more glass and a longer cooling season, and the smaller head handles an upstairs bedroom. You get more capacity than two equal 9000 BTU heads without the jump to a much larger condenser.
It also carries the highest average rating in this roundup at 4.7, with 81% five star and zero one star reviews. That is a genuine signal, but with only 38 reviews it is a thinner sample than the four-star systems with hundreds of ratings behind them.
Dehumidification is where owners report the most surprising result. One reviewer cut whole-house humidity from a 68 to 82% range down to under 50%, which is a meaningful improvement for anyone in the Southeast dealing with summer moisture rather than just heat.
The inverter compressor with an electronic expansion valve is the technical reason for the efficiency and dehumidification performance. It avoids short-cycling, which is what produces the temperature swings that make people think a heat pump cannot hold setpoint.
Operating range runs from -13F to 131F for both heating and cooling, which is a wider envelope than most bundles in this roundup and makes it viable well outside the South.
Two zones means two zones forever
This is the only real limitation. There is no three-head or four-head option on this product family, so if you add a finished basement, a bonus room or a home office later, you are looking at new equipment rather than an added head.
That is worth weighing against the specification sheet. A two-zone system that fits perfectly is worth less than a three-zone system with an unused zone in reserve, but only if you actually need that zone.
Choose this if two asymmetric rooms is the plan
Buy this for a compact two-story home or townhouse where one upstairs space and one downstairs space need independent control, particularly if humidity is a bigger problem than peak temperature in your climate.
Pass on it if you want to grow the system, or if you need long-term reliability documented by a large owner base. With 38 reviews, that history simply does not exist yet.
9. YITAHOME 24000 BTU 3 Zone – Best Warrantied Three-Zone System
YITAHOME 23 SEER2 24K BTU 3 Zone Mini Split AC/Heating System, 9000 9000 9000 BTU Tri Zone Mini Split Air Conditioner, 208-230V Pre-charged Inverter AC, Compatible with Wi-Fi&Alexa
24000 BTU 2 ton
Three 9000 BTU heads
23 SEER2
40 dB
7 year compressor and 5 year parts warranty
1200 sq ft
Pros
- 7 year compressor and 5 year parts warranty on a three-zone bundle
- 23 SEER2 efficiency with Wi-Fi and Alexa control
- Owners report outperforming larger window units and cutting electricity use in a two-story farmhouse
- Quiet running with easy-to-clean washable filters
Cons
- Documented fulfillment failure that left one buyer with an incomplete system
- 16% of reviews are one star
- the highest share in this roundup
- Many units need extra parts not included such as wall bracket and line cover
- Some reviewers perceive the cabinets as thin-walled
The warranty here is the reason to look at this bundle. Seven years on the compressor and five years on parts on a three-zone system is second only to the Cooper and Hunter package in this roundup, and it appears on a two-ton system rather than a larger condenser.
Owners report meaningful energy savings in a two-story farmhouse, and one owner uses the Wi-Fi app across three separate units in the same house, which is a good demonstration of how per-zone control scales in a home with more than one system.
Five operating modes, I Feel comfort sensing, a 24-hour timer, sleep mode and an energy-saving mode cover the feature set most people actually use. Air distribution reaches 50 feet, which is relevant for a wide main-floor room.
The fulfillment story is the problem. One documented case shipped a box containing a bookcase instead of the second indoor head, leaving an incomplete system and only a partial refund. With a three-head bundle, one missing component means the system cannot be commissioned.
Also note that many units require extra parts not in the box: wall bracket, disconnect, cable, vinyl line cover and sealant. Budget for those separately, and note the 16% one-star share, which is the highest in this roundup.
Verify the box contents at delivery
With a three-head bundle, count the heads, the condenser, the line sets, the drain pipes and the install kits before the installer leaves. A discrepancy discovered on commissioning day costs a return trip and a delay in your cooling season.
For a second-floor install specifically, verify that the included line sets are long enough for the actual head locations in your home before the day of install. Extra copper added later means an extra refrigerant charge and an extra service visit.
Choose this if warranty terms outweigh everything else
Pick this if you want long compressor coverage on a three-zone system, and if you want Alexa and app control per zone.
Pass on it if you cannot tolerate fulfillment variability or a thin review base at 30 reviews. Verify the shipping on any order rather than assuming the bundle arrives complete.
10. DELLA 28000 BTU 3 Zone 9+9+18K – Best for a Large Main Floor
DELLA 28K BTU ODU 3 Zone (2 * 9K+18K BTU) Mini Split AC Heat Pump Works with Alexa and Wifi, Multi Zone Cools up to 1800 Sq.Ft, 20 SEER2 208-230V, Energy Efficient, Pre-Charged, 16ft Kits Included
28000 BTU 2.34 ton
9000 plus 9000 plus 18000 BTU heads
20 SEER2
29 dBa
1800 sq ft
Heat pump to -13F
Pros
- 18K head gives a large main-floor room real capacity
- Owners replacing window AC report electricity bills dropping sharply
- Very quiet at 29 dBa with the fan barely audible even on turbo
- Zoned control genuinely works with rooms holding setpoint on hot days
Cons
- 16 ft line sets reported as too short even in a 1200 sq ft house
- Mobile app described as lacking in functionality by multiple owners
- All three zones running at full demand exceeds the condenser capacity
- self-cleaning function is not supported even though the button appears
This is the bundle to buy when the downstairs is the problem, not the upstairs. The 18000 BTU head can cool a large open main floor, and the two 9000 BTU heads handle bedrooms. On a two-story home with a big living area, that asymmetric split does real work that three equal heads cannot.
Owners replacing window units report sharp drops in electricity use and even temperatures throughout the house. One owner reports every room holding 72F on 90F days, which is the outcome a zoned system is supposed to deliver.
The install experience is clean when the line set length works. Owners confirm that a proper nitrogen purge, pressure test and vacuum completes the install cleanly because the condenser arrives factory pre-charged.
Three caveats matter here. The included 16 ft line sets are reported as too short even in a modest home, which means extra copper and cable. The mobile app is criticised by multiple owners as lacking in functionality. And the self-cleaning function is not supported even though the button still appears on the display.
One owner also warns that the supplied drain tubes are cheap and worth upgrading, which is sensible advice for any second-floor head where a blockage would mean water damage rather than a nuisance.
What happens when all three zones run at once
The manufacturer’s own guidance is that this multi-zone capacity design assumes not all indoor units run at full power simultaneously. When all three zones demand beyond the outdoor unit’s output, cooling and heating slow down for everyone.
For a household where someone is always home on the main floor while bedrooms are cooling, that is exactly the scenario where capacity gets tight. Ask your contractor to model simultaneous demand rather than sizing each zone independently.
Choose this if the main floor is oversized for a 9K head
Buy this when your downstairs living area is the hardest room to cool and the upstairs is two ordinary bedrooms. The 18K head resolves the load imbalance directly rather than compensating with a larger condenser.
Pass on it if you need three equal-capacity rooms, or if all three zones routinely run at full output. In that case, a larger condenser or a second system is the correct answer.
11. DELLA 35000 BTU 4 Zone – Best for Whole-House Coverage on Four Rooms
DELLA 35K BTU 4 Zone Mini Split AC (2x9K+2x12K), 19 SEER2, 16ft Kits
35000 BTU 2.92 ton
9000 plus 9000 plus 12000 plus 12000 BTU heads
19 SEER2
28 dB
1900 sq ft
Heat pump to -13F
Pros
- Asymmetric 9+9+12+12 layout suits two larger main-floor rooms and two bedrooms
- Largest published coverage area here at 1900 sq ft
- Every one of the 16 reviews is 4 stars or better with zero 1-star and zero 2-star ratings
- Customer service repeatedly praised for fast problem resolution
Cons
- Smallest review pool in the roundup at 16 reviews
- 19 SEER2 is the lowest efficiency rating of any system here
- Self-cleaning function is not supported even though the option appears on the display
- The four-head install is the most labour intensive available
Four heads in a 9 plus 9 plus 12 plus 12 layout is the most thoughtfully proportioned whole-house configuration in this roundup. Two smaller heads serve bedrooms and two larger heads serve main-floor living areas, which is how a real two-story floor plan is shaped.
Published coverage of 1900 square feet is the largest of any system in this roundup, and the heat pump operates down to -13F with DC inverter technology for up to 30% power savings. The condenser is ETL listed and AHRI certified and arrives factory pre-charged.
Every one of the 16 reviews is 4 stars or better, with no 1-star or 2-star ratings at all. Customer service is repeatedly praised as fast and accommodating, including a replacement lineset after damage in transit.
Efficiency is the trade-off
At 19 SEER2 this is the lowest efficiency rating of any system in the roundup, which means the highest running cost per ton of cooling over a long ownership period. Compare that against the 23 and 25 SEER2 figures on the dual-zone and Cooper and Hunter bundles before you decide.
There is also a documentation inconsistency worth noting. A feature bullet describes 45 dBa ultra-silent operation while the specification table lists 28 dB. Verify which figure applies to the configuration you are buying before relying on either number.
Choose this if four rooms is genuinely your layout
Buy this if your two-story home has four rooms that need independent control across two floors, and if the long-term efficiency rating matters less than having the right head capacity in each room today.
Pass on it if running cost over ten years is the deciding factor, or if you want an established reliability record. Sixteen reviews from a single configuration is a thin base to plan a two-decade ownership around.
12. DELLA 28000 BTU 3 Zone 9+9+12K – Best for a Main Floor Plus Bedrooms
DELLA 28K BTU ODU Mini Split AC 3 Zone (2 * 9K+12K BTU) 20 SEER2 208-230V Works with Alexa and Wifi, Cools Up to 1350 Sq.Ft, Energy Efficient, Multi Zone, Pre-Charged Heat Pump, 16ft Kits
28000 BTU 2.34 ton
9000 plus 9000 plus 12000 BTU heads
20 SEER2
Lifetime compressor warranty
1350 sq ft
Heat pump to -13F
Pros
- Asymmetric 9+9+12 layout matches one main-floor room plus two bedrooms
- Compressor warranty listed as lifetime
- Quiet operation confirmed by owners despite a 41 dB specification figure
- Cools up to 1350 sq ft with two 400 sq ft heads and one 550 sq ft head
Cons
- A documented temperature-control failure that support resolved unsatisfactorily
- A professional installer advises against the supplied copper line because it crimps easily
- One owner had to order a 50 ft kit to reach all three heads
- Self-cleaning function is not supported even though the option appears
This is the DELLA three-zone bundle that most closely matches a typical two-story home: one 12000 BTU head downstairs for the main-floor living space and two 9000 BTU heads for bedrooms. Coverage is rated at up to 1350 square feet.
The lifetime compressor warranty listed here is unusual in this roundup and worth confirming in writing with your installer before purchase, since warranty terms on these bundles are not always consistent between the specification table and the marketing copy.
Owners report strong cooling and a well-functioning app, and the feature bullet claims 29 dBa ultra-silent operation, which owners confirm. Note that the specification table lists 41 dB, so treat the lower number as the indoor figure rather than the outdoor maximum.
The most serious review in this roundup comes from this product. A one-star report describes the system failing to hold temperature, overshooting hot or cold in both heating and cooling, with support refusing the return and a replacement thermostat not resolving it. That is the failure mode every zoned system owner fears.
A professional installer also advises against the supplied copper line because it crimps and twists easily, and one owner needed a 50 ft kit to reach all three heads. Both are avoidable if you discuss them with the installer beforehand.
Line set length and copper quality are install-day decisions
Two practical issues dominate installs of this configuration. Line set length, because 16 ft included sets may not reach the head locations, and copper quality, because crimped or twisted line cannot be properly flared and will leak.
Ask your contractor to specify the line set length and grade in the written quote. If you are doing the install yourself with these pre-charged kits, budget for additional copper and a vacuum pump before you start, because altering line set length requires adjusting the refrigerant charge.
Choose this if the layout matches the head sizes
Pick this when your main floor has one genuinely large room and the bedrooms are modest. The 12000 BTU head does the heavy lifting downstairs without forcing a larger condenser.
Pass on it if you are risk-averse about a documented temperature-control failure, or if your main floor has two large rooms. The 9+9+12+12 four-zone bundle handles that layout with two larger heads instead.
One Multi-Zone Condenser or Two Single-Zone Systems?
The best HVAC system for a two-story house depends on how much you care about efficiency, how much you care about failure risk, and how the house is actually shaped. This is the single most argued question in ductless HVAC forums, and it deserves a straight answer rather than a brand pitch.
A single multi-zone condenser driving three or four indoor heads costs less in equipment, occupies one exterior location, and shares one compressor across every zone. Two separate single-zone systems cost more in equipment, need two exterior locations and two electrical feeds, but each runs independently and each delivers higher efficiency because a single-zone compressor spends all of its capacity on one indoor head.
The efficiency gap is real and it is the most cited argument against multi-zone systems. When one condenser serves four heads that all call for cooling at once, the compressor modulates down and total output falls short of the sum of the heads. A load calculation that ignores simultaneous demand is how people end up with a system that cannot hold setpoint on the hottest day of the year.
The failure argument runs the other way. Forum discussion of this question almost always surfaces the same worry: if the outdoor unit fails, every zone goes dark at once. That is a genuine risk in a cold state where the system is also your heat source. Two independent systems turn a total loss into a partial loss.
Our read for most two-story homes: one multi-zone condenser is the right call when the home is between roughly 1200 and 2200 square feet, the zones are not all demanding full output at the same time, and the second exterior location is awkward to find or serve. Two single-zone systems win when the home is larger, when both floors are occupied simultaneously year-round, or when losing all heating in a cold snap is not an acceptable risk.
There is a hybrid worth asking your contractor about: one multi-zone unit for the main floor and a single-zone unit upstairs, or the reverse. Several two-story owners report running exactly this arrangement, controlling all of it from one app.
How to Size a Multi-Zone System for Two Floors
Size a two-story system by floor, not by total square footage. A Manual J load calculation by a qualified contractor is the correct method, and it accounts for window orientation, insulation, ceiling height and internal gains that a rule of thumb cannot. Use a rule of thumb only as a sanity check against the quote.
The working approximation is about 600 BTU per square foot of cooled area, and one ton equals 12000 BTU. A 2000 square foot two-story home works out to roughly 3 tons, which is why most of the three-zone bundles in this roundup sit between 24000 and 30000 BTU.
The two-story adjustment that matters most is solar gain on the upper floor. Roof insulation is often worse than wall insulation, and west-facing upstairs bedrooms collect afternoon heat that no downstairs room experiences. Adding 10 to 20% to the upstairs load is a common correction, which is exactly why asymmetric layouts such as 9 plus 9 plus 12 keep appearing in properly sized specifications.
Match zone count to rooms, not to budget. Three zones means three thermostats, three line sets and three drain runs. Every head added to an existing condenser is a commissioning event, not an accessory, so choose the zone count you will actually use rather than the one that fits a promotion.
Check the electrical requirements before you commit to any condenser. Every system in this roundup runs on 208 to 230 volt power, and the four-head units carry the highest fuse and circuit requirements. If your panel lacks the space, the electrical work becomes part of the install cost, and it is the line item homeowners most often forget.
Finally, verify that the indoor head sizes sum close to the outdoor unit capacity but do not massively exceed it. A 38000 BTU condenser feeding four 12000 BTU heads is a workable layout. A 20000 BTU condenser feeding three 9000 BTU heads that all run at full output is not, and the manufacturer will say so in the manual.
What Drives the Cost of a Two-Story Multi-Zone Install
The equipment figure on a retail listing is the smallest part of a two-story install. Understanding the line items before you compare quotes is the difference between an apples-to-apples comparison and an expensive surprise.
Equipment covers the condenser and the indoor heads. Line sets cover the insulated copper, communication cable and the labour to route them. Drains cover the condensate piping from every upstairs head to a visible exit point. Electrical covers any new circuit, disconnect and panel work. Permit and inspection cover the local requirements. Refrigerant and vacuum cover the evacuation and charging that a factory pre-charged system still needs once line set length changes.
Labour scales with head count and with distance, not with equipment value. The single most useful number an owner gave us was two people and twelve hours for a four-head install. A four-head system on a two-story house is a full day of work minimum.
Second-floor routing is where a quote can move substantially. If the line sets must travel through the attic, a chase, or an exterior wall and back in, the drilling, patching and finishing add real hours. Ask for the routing plan in the quote rather than a lump sum.
Get three quotes on the same scope. Ask each one to state the number of heads, the head BTU sizes, the line set length per zone, the electrical work, the permit, and what happens if additional copper is required. A quote that omits line set length is not comparable to one that includes it.
Line Sets, Second-Floor Routing, and Why DIY Pricing Collapses Upstairs
This is where the pre-charged DIY story stops working, and understanding it before you buy saves the whole project. Factory pre-charged kits are charged for a specific length of line set, commonly 16 or 25 feet. Exceed that length and a technician must add refrigerant and re-evacuate the system.
On the first floor, a 16 foot line set often reaches. On the second floor of a two-story home it frequently does not, which means extra copper, extra labour to flare and braze it, a vacuum to remove moisture and nitrogen, and a refrigerant charge to match the new volume. That sequence is exactly the work a professional contractor charges for.
The recurring complaint in owner discussions matches what installers describe. Included line sets rarely reach a second floor, and once refrigerant has to be added, the DIY price advantage largely disappears.
One owner in a four-head configuration reported that the included sets needed replacing with 25 ft versions. Budget for that possibility rather than assuming the bundled length will reach an upstairs head.
Condensate is the other upstairs-specific item every owner should raise. Every indoor head produces water, and a second-floor head has to drain it to a visible exit point through a line with a consistent slope. A cheap drain tube that kinks inside a wall is a ceiling problem, not a maintenance problem. Ask what the drain pipe is made of and where it terminates.
Permit and refrigerant handling also change the calculation. Once a second floor is involved, this is effectively a professional job. Most of these bundles state that professional installation is required, and the Cooper and Hunter warranty is explicitly conditional on installation by a licensed technician. Assume you are hiring a contractor; the only question is which one.
SEER2 and HSPF: What Efficiency Means When You Add Heads
SEER2 is the seasonal cooling efficiency rating, and HSPF-2 is the heating equivalent. Higher is better on both, and the number matters more the longer you keep the system. The spread across this roundup runs from 19 SEER2 on the DELLA four-zone bundle to 25 SEER2 on the Cooper and Hunter tri-zone system.
Here is the part that is usually left out: multi-zone systems carry an efficiency penalty compared with single-zone units of the same capacity. A compressor serving several heads spends more of its time modulating across partial loads, and partial-load performance is not what SEER measures. The consequence is that a 22 SEER2 multi-zone condenser may deliver similar real-world results to a lower-rated single-zone unit.
That does not make multi-zone a bad choice, because zoning gains come back as comfort and as the ability to shut off unused zones entirely. A central system runs the whole house at the thermostat setpoint all day. A multi-zone system runs two heads at 72F in an unoccupied house. The efficiency comparison is not SEER2 against SEER2; it is SEER2 plus control against central air plus control.
Cold-climate performance is a separate axis from efficiency. Look for the published minimum operating temperature rather than reading anything into the SEER2 number. The Senville four-zone bundle reaches -22F, the DELLA bundles and the Upstreman reach -13F, and the ROVSUN family starts at -4F. In the Northeast and Midwest, that ordering decides the shortlist before price does.
One documented complaint worth carrying forward: a ROVSUN head icing up in Auto mode and dropping out at low outdoor temperatures while blowing cold air in heating mode. If you are heating with any of these systems in cold weather, ask your installer how defrost is scheduled and whether you can force a manual defrost cycle.
Ducted Concealed Heads or Wall Mounts Upstairs
Almost every system in this roundup ships with wall-mounted indoor heads, and for most two-story homes that is the right default. They are cheaper, easier to service, easier to replace, and the refrigerant line terminates directly on the unit.
Wall mounts upstairs work well in bedrooms, hallways and small sitting rooms. The main objection is aesthetic: a visible head on an upstairs wall is hard to hide, and in a room with high ceilings it can look like an addition rather than part of the house.
Ducted concealed indoor units solve the aesthetic problem by hiding the head inside a ceiling cavity and connecting it to short supply and return ducts. They are the reason most older two-story homes still have usable return grilles. The cost is equipment plus ductwork labour, plus the space a concealed unit needs above the ceiling.
The layout most two-story owners end up with is a hybrid: concealed ducted units on the main floor where appearance matters and existing ductwork can be reused, and wall mounts upstairs where bedrooms are smaller and service access is easier to reach. If you want the smart-home side of this consistent, mapping zones to a network that reaches both floors is the same problem people solve with mesh WiFi in a two-story house, and you can see how we compare those systems in our mesh WiFi guide for multi-story houses.
Whichever you choose, remember that control coverage is a separate problem from temperature coverage. Extenders and repeaters for the second floor exist because the signal from a first-floor hub often does not reach an upstairs head, and a similar gap shows up with app control. Our Zigbee repeater guide for two-story houses covers that side if your upstairs head keeps dropping offline.
Which Multi-Zone Brands Are Worth It
Brand reputation in ductless HVAC is easier to research than most product categories, because installers talk about it constantly. The names that come up most often in forum discussion as trusted for reliability and warranty are Mitsubishi Electric, Daikin and Fujitsu, and Carrier and Bryant carry comparable weight in markets where they are sold. None of those brands appear among the twelve bundles we analysed, which is a sourcing limitation worth stating plainly rather than papering over.
Within the products we did analyse, we would rank them this way. First, the Cooper and Hunter tri-zone bundle, for the 7-year compressor warranty, 25 SEER2 and 19 dB operation. Second, the Senville dual-zone and four-zone bundles, for the deepest owner bases in this roundup and the widest cold-climate rating. Third, the ROVSUN family, for line set generosity and four-zone flexibility at the equipment end. Fourth, the DELLA family, for asymmetric head layouts and coverage area. Fifth, the Upstreman, Hykolity and YITAHOME bundles, which are well-specified but thinner on documented long-term performance.
Brands to approach carefully are not dishonest brands. They are the ones where documentation is thin, support is email-only with no published phone number, warranty terms conflict between the specification table and the marketing bullets, or fulfilment has been documented as incomplete. Every product in this roundup carries at least one of those flags, and you can identify them by reading the same fields we did.
The four questions that separate a system you can rely on from one you cannot are simple. How long is the compressor warranty, and is it stated consistently? Is there a published phone number, or email only? How many reviews exist, and do they come from more than one configuration? And is the warranty conditional on professional installation? A bundle that fails any two of those deserves a lower position on your shortlist regardless of its specification sheet.
Frequently Asked Questions
What is the best HVAC system for a two-story house?
A ductless multi-zone mini split is usually the best choice: one outdoor inverter condenser paired with two to four indoor heads, each with its own thermostat. It eliminates the uneven temperatures that central ductwork causes between floors and lets you condition only the floors you are using. A two single-zone setup is worth considering instead if your home is large, both floors are occupied year-round, or you cannot accept losing all heating when one outdoor unit fails.
Who makes the best multi zone mini split system?
Mitsubishi Electric, Daikin and Fujitsu are the names most consistently trusted in installer and forum discussion for reliability and warranty, with Carrier and Bryant close behind where sold. None of those brands appeared in the twelve bundles we analysed, which is a sourcing limitation of this roundup. Among the systems we did review, the Cooper and Hunter tri-zone bundle stood out for a 7-year compressor warranty and the Senville bundles for the deepest owner bases.
How many zones do I need for a two-story home?
Most two-story homes need two or three zones. Two zones means one head per floor, which suits a compact home or a condo. Three zones adds capacity for a large main-floor room or a third bedroom and is the most common choice. Four zones suit larger homes with two main-floor rooms and two bedrooms. Choose the count you will actually use, because every added head means another line set, another drain run and another commissioning step.
Do I need two mini splits or one multi zone system?
One multi-zone condenser costs less in equipment, uses one exterior location and shares a single compressor, but it carries an efficiency penalty and loses every zone at once if the outdoor unit fails. Two single-zone systems cost more and need two exterior locations, but each runs independently and delivers better efficiency. For a home between roughly 1200 and 2200 square feet, one multi-zone unit is usually the better buy.
Are multi zone mini splits less efficient than single zone units?
Yes, generally. A condenser serving several heads spends more time at partial load, and partial-load performance is not what the SEER2 rating measures. Zoned control still wins overall because you can shut off unused rooms entirely, whereas a central system conditions the whole house at the thermostat setpoint. Compare real operating cost rather than the rating on the box alone.
Which brand of mini split is most reliable?
Reliability in ductless mini splits tracks with warranty length and parts support rather than brand recognition. Look for a compressor warranty of seven years or more, US-based technical support, and consistent warranty wording between the specification table and the marketing copy. Within this roundup only the Cooper and Hunter bundle carried a 7-year compressor warranty with 5-year parts coverage.
What mini split brands to stay away from?
Approach cautiously any brand where documentation is thin, support is email-only with no published phone number, warranty terms conflict between the specification table and the feature bullets, or fulfilment has been documented as incomplete. That is a documentation and support problem rather than a claim that any brand is dishonest. Verify the compressor warranty term, ask about phone support, and check that reviews come from more than one configuration.
Which mini split is better, Daikin or Mitsubishi?
Forum discussion generally treats both as top-tier ductless brands, with Fujitsu close behind, and the choice between them often comes down to which one your local contractor stocks and services. Neither brand appears among the twelve bundles in this roundup, so we cannot rank them on measured data here. Ask your contractor which brand they warranty most comfortably, since parts availability locally matters more over ten years than the spec sheet does.
What is the highest rated DIY mini split?
In this roundup the Upstreman 9K plus 12K dual-zone bundle carries the highest average rating at 4.7, with 81% five star and no one-star reviews, though its review pool is only 38. Note that every bundle we analysed states professional installation is required, and once a second floor is involved, line set routing, refrigerant evacuation and condensate drainage make a licensed contractor effectively mandatory.
Conclusion: How to Decide on a Multi-Zone Mini Split for Your Two-Story Home
Decide in three steps. First, get a Manual J load calculation by floor, so you know whether you need 24000 BTU across three heads or 38000 BTU across four. Second, choose the layout that matches your actual rooms, which usually means asymmetric head sizes rather than three identical units. Third, pick the head count you will use in five years rather than in one.
Our EDITOR’S CHOICE for a two-story home is the Senville dual-zone 28000 BTU system, because it carries the deepest owner base in this roundup at 211 reviews, a 23 SEER2 rating, a 24 dB indoor noise figure and app and voice control at the head. If you are heating through genuinely cold winters, step up to the Senville four-zone bundle rated to -22F. If warranty length is what you are buying, the Cooper and Hunter tri-zone system is the one with a 7-year compressor warranty.
Whichever system you choose, get three quotes on an identical written scope that names the head BTU sizes, the line set length per zone, the electrical work and the permit. For a two-story home, professional installation is not optional, and the difference between a good quote and a bad one shows up in the second-floor routing.
This roundup covers the best multi zone mini split options for two story homes available to compare in 2026. Prices and configurations change, so confirm the current specification and head layout on the listing before you order.