
Duct Free Systems


Duct free heating and cooling systems make your home's individual rooms or other small spaces more comfortable. Remember, just like whole-home systems, the higher the SEER2 and HSPF2 ratings, the more efficient they will be.
We offer a variety of through-the-wall packaged terminal air conditioners (PTAC) and duct free heating and cooling systems to meet any individual room's needs.
Ductless Outdoor Heat Pumps


23 SEER2 Single-Zone Ductless System |
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Model Family: M4THS23**A11NA |
Purpose: Heat and Cool |
Zone Capability: Single Zone |
Efficiency SEER2: Up to 23 SEER2 |
Efficiency EER2: Up to 14.7 EER2 |
Efficiency HSPF2: Up to 9.5 HSPF2 |
Energy Star Rated: Energy Star® Rated |
Refrigerant Type: R-410A |
Sound Level: Quiet operation (29-48 dB) |
Compressor: Inverter driven (Variable Speed Compressor) |
Factory Warranty Parts: 10 YEAR WARRANTY Functional parts warranty with product registration |
Factory Warranty Compressor: 10 YEAR WARRANTY Functional parts warranty with product registration |
Manufacturer's Stated Benefits:
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19 SEER2 Multi-Zone Outdoor Heat Pump |
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Model Family: M4THM19*****NA |
Purpose: Heat and Cool |
Zone Capability: Multi-Zone |
Efficiency SEER2: Up to 19 SEER2 |
Efficiency EER2: Up to 12 EER2 |
Efficiency HSPF2: Up to 10 HSPF2 |
Energy Star Rated: No |
Refrigerant Type: R-410A |
Sound Level: Outdoor unit sound levels as low as 56 dB |
Compressor: Inverter driven (Variable Speed Compressor) |
Factory Warranty Parts: 10 YEAR WARRANTY Functional parts warranty with product registration |
Factory Warranty Compressor: 10 YEAR WARRANTY Functional parts warranty with product registration |
Manufacturer's Stated Benefits:
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17 SEER2 Single-Zone Ultra Value Ductless System |
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Model Family: M4TVS17**A91NA |
Purpose: Heat and Cool |
Zone Capability: Single |
Efficiency SEER2: Up to 17 SEER2 |
Efficiency EER2: Up to 10 EER2 |
Efficiency HSPF2: Up to 8.5 HSPF |
Energy Star Rated: No |
Refrigerant Type: R-410A |
Sound Level: Quiet operation (50-58 dB) |
Compressor: Inverter driven (Variable Speed Compressor) |
Factory Warranty Parts: 10 YEAR WARRANTY Functional parts warranty with product registration |
Factory Warranty Compressor: 10 YEAR WARRANTY Functional parts warranty with product registration |
Manufacturer's Stated Benefits:
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15 SEER Multi-Zone Ductless System |
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Model Family: M4THM15******* |
Purpose: Heat & Cool |
Zone Capability: Multi- zone |
Efficiency SEER2: 15 SEER |
Efficiency EER2: Up to 10 EER |
Efficiency HSPF2: 8.2 HSPF |
Energy Star Rated: No |
Refrigerant Type: R-410A |
Sound Level: Outdoor sound range of 56-59 dB |
Compressor: Inverter driven (Variable Speed Compressor) |
Factory Warranty Parts: 5-Year Base Limited Warranty or 10-Year Registered Limited Warranty |
Factory Warranty Compressor: 5-Year Base Limited Warranty or 10-Year Registered Limited Warranty |
Manufacturer's Stated Benefits:
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NAXSST Outdoor Ductless Heat PumpView Brochure |
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Model Family: NAXSST |
Purpose: Heat & Cool |
Zone Capability: Single zone |
Efficiency SEER2: Up to 24.6 SEER2 |
Efficiency EER2: N/A |
Efficiency HSPF2: Up to 12.8 HSPF2 |
Energy Star Rated: ENERGY STAR® certified |
Refrigerant Type: R-410A |
Sound Level: Quiet operation |
Compressor: INVERTER-driven compressor |
Factory Warranty Parts: 10-year limited warranty on compressor and functional parts. |
Factory Warranty Compressor: 10-year limited warranty on compressor and functional parts. |
Manufacturer's Stated Benefits:
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NAXSPB Outdoor Ductless Heat PumpView Brochure |
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Model Family: NAXSPB |
Purpose: Heat & Cool |
Zone Capability: Single zone |
Efficiency SEER2: Up to 33.1 SEER2 |
Efficiency EER2: N/A |
Efficiency HSPF2: Up to 13.5 HSPF2 |
Energy Star Rated: ENERGY STAR® |
Refrigerant Type: R-410A |
Sound Level: Quiet operation |
Compressor: INVERTER-driven compressor |
Factory Warranty Parts: 10-year limited warranty on compressor and functional parts. |
Factory Warranty Compressor: 10-year limited warranty on compressor and functional parts. |
Manufacturer's Stated Benefits:
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NAXSKS Outdoor Ductless Heat PumpView Brochure |
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Model Family: NAXSKS |
Purpose: Heat & Cool |
Zone Capability: Single zone |
Efficiency SEER2: N/A |
Efficiency EER2: N/A |
Efficiency HSPF2: N/A |
Energy Star Rated: No |
Refrigerant Type: R-410A |
Sound Level: Quiet operation |
Compressor: INVERTER-driven compressor |
Factory Warranty Parts: 10-year limited warranty on compressor and functional parts. |
Factory Warranty Compressor: 10-year limited warranty on compressor and functional parts. |
Manufacturer's Stated Benefits:
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NAXSMT Pro Line Outdoor Ductless Heat PumpView Brochure |
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Model Family: NAXSMT |
Purpose: Heat & Cool |
Zone Capability: Single zone |
Efficiency SEER2: Up to 18 SEER2 |
Efficiency EER2: N/A |
Efficiency HSPF2: Up to 10 HSPF2 |
Energy Star Rated: ENERGY STAR® |
Refrigerant Type: R-410A |
Sound Level: Quiet operation |
Compressor: INVERTER-driven compressor |
Factory Warranty Parts: 10-year limited warranty on compressor and functional parts. |
Factory Warranty Compressor: 10-year limited warranty on compressor and functional parts. |
Manufacturer's Stated Benefits:
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Ductless High Wall Indoor Heat Pumps


23 SEER2 Single-Zone Ductless System |
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Model Family: M4MHW23**A1N0A |
Purpose: Heat and Cool |
Zone Capability: Single Zone |
Efficiency SEER2: Up to 23 SEER2 |
Efficiency EER2: Up to 14.7 EER2 |
Efficiency HSPF2: Up to 9.5 HSPF2 |
Matching Outdoor Unit: Single-Zone: M4THS23**A11NA |
Matching Outdoor Unit: Multi-Zone: N/A |
Energy Star Rated: Energy Star® Rated |
Refrigerant Type: R-410A |
Number of Fan Speeds: Four |
Sound Level: Quiet operation (29-48 dB) |
Wireless Remote: Yes |
Factory Warranty Parts: 10 YEAR WARRANTY Functional parts warranty with product registration |
Manufacturer's Stated Benefits:
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19 SEER2 Multi-Zone Ductless System |
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Model Family: M4THM |
Purpose: Heat and Cool |
Zone Capability: Multizone |
Efficiency SEER2: Up to 19 SEER2 |
Efficiency EER2: Up to 12 EER2 |
Efficiency HSPF2: Up to 10 HSPF2 |
Matching Outdoor Unit: Single-Zone: |
Matching Outdoor Unit: Multi-Zone: M4THM19 |
Energy Star Rated: No |
Refrigerant Type: R-410A |
Number of Fan Speeds: Four |
Sound Level: Outdoor unit sound levels as low as 56 dB |
Wireless Remote: Handheld remote control included |
Factory Warranty Parts: qo-Year Parts Warranty with Registration |
Manufacturer's Stated Benefits:
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17 SEER2 Single-Zone Ultra Value Ductless System |
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Model Family: M4MVW17**A1N0A |
Purpose: Heat and Cool |
Zone Capability: Single Zone |
Efficiency SEER2: 17 SEER2 |
Efficiency EER2: 10 EER2 |
Efficiency HSPF2: 8.5 HSPF2 |
Matching Outdoor Unit: Single-Zone: M4TVS17**A91NA |
Matching Outdoor Unit: Multi-Zone: N/A |
Energy Star Rated: No |
Refrigerant Type: R-410A |
Number of Fan Speeds: Four |
Sound Level: Quiet operation (50-58 dB) |
Wireless Remote: Hand held remote controller included |
Factory Warranty Parts: 10 YEAR WARRANTY Functional parts warranty with product registration |
Manufacturer's Stated Benefits:
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15 SEER Multizone High Wall Mounted Indoor UnitView Brochure |
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Model Family: M4THM |
Purpose: Heat & Cool |
Zone Capability: Multi zone |
Efficiency SEER2: 15 SEER |
Efficiency EER2: 8 EER |
Efficiency HSPF2: 8.2 HSPF |
Matching Outdoor Unit: Single-Zone: |
Matching Outdoor Unit: Multi-Zone: M4THM15 |
Energy Star Rated: N/A |
Refrigerant Type: R-410A |
Number of Fan Speeds: 4 Fan Speeds |
Sound Level: Outdoor sound range of 56-59 dB |
Wireless Remote: Yes |
Factory Warranty Parts: 5 YEAR WARRANTY Limited functional parts warranty 10 YEAR WARRANTY Functional parts warranty with product registration |
Manufacturer's Stated Benefits:
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American Standard Alternate Indoor Ductless Units

NAXCKS Indoor Ductless Ceiling Cassette Heat PumpView Brochure |
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Model Family: NAXCKS |
Purpose: Heat & Cool |
Zone Capability: Single & Multi Zone |
Efficiency SEER2: Up to 16 SEER2 |
Efficiency EER2: N/A |
Efficiency HSPF2: Up to 9.6 HSPF2 |
Matching Outdoor Unit: Single-Zone: NAXWST, NAXWPH,NAXWMT |
Matching Outdoor Unit: Multi-Zone: NAXWST, NAXWPH,NAXWMT |
Energy Star Rated: No |
Refrigerant Type: R-410A |
Number of Fan Speeds: N/A |
Sound Level: Quiet operation |
Wireless Remote: Yes |
Factory Warranty Parts: 10-year limited warranty on compressor and functional parts. |
Manufacturer's Stated Benefits:
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PEAD Indoor Horizontal-Ducted Heat PumpView Brochure |
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Model Family: PEAD |
Purpose: Heat & Cool |
Zone Capability: Single & Multi Zone |
Efficiency SEER2: up to 21.1 SEER |
Efficiency EER2: N/A |
Efficiency HSPF2: up to 13.0 HSPF |
Matching Outdoor Unit: Single-Zone: NAXWST, NAXWPH,NAXWMT |
Matching Outdoor Unit: Multi-Zone: NAXMMX |
Energy Star Rated: No |
Refrigerant Type: R-410A |
Number of Fan Speeds: N/A |
Sound Level: Quiet operation |
Wireless Remote: Yes |
Factory Warranty Parts: 5-year limited warranty on compressor and functional parts. |
Manufacturer's Stated Benefits:
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NAXFKS Indoor Ductless Floor-Mounted Heat PumpView Brochure |
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Model Family: NAXFKS |
Purpose: Heat & Cool |
Zone Capability: Single & Multi Zone |
Efficiency SEER2: Up to 28.2 SEER2 |
Efficiency EER2: N/A |
Efficiency HSPF2: Up to 13 HSPF2 |
Matching Outdoor Unit: Single-Zone: NAXWST, NAXWPH,NAXWMT |
Matching Outdoor Unit: Multi-Zone: NAXWST, NAXWPH,NAXWMT |
Energy Star Rated: Energy Star Rated |
Refrigerant Type: R-410A |
Number of Fan Speeds: N/A |
Sound Level: Quiet operation |
Wireless Remote: Yes |
Factory Warranty Parts: 10-year limited warranty on compressor and functional parts. |
Manufacturer's Stated Benefits:
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