Benefits & Features

Comfort Made Simple

MRCOOL® 2nd Generation Signature 80% AFUE Gas Furnaces

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Energy Efficient

Up to 16 Seer

Factory installed TXV. Some models feature an ECM motor granting up to 16 SEER efficiency ratings.

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Cool Guard™

Advanced Corrosion Resistance

Enjoy the peace of mind that comes with unparalleled corrosion resistance thanks to the CoolGuard™ – our advanced proprietary aluminum blend coil.

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Upflow / Horizontal

Designed for convenience and flexibility, the MRCOOL® MAHM air handlers can be for upflow, horizontal-right, and horizontal-left applications.

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Supplementary Heat

Heat Kit with Breaker
Optional auxiliary heat kits, with circuit breaker, are available in 5kW, 7.5kW, 10kW, 15kW, and 20kW.
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R410A Refrigerant

Environmentally Friendly

The MAHM Signature series air handlers are made to operate using the ozone safe R410A environmentally friendly refrigerant.



5-year Parts or 10-year Parts

The MAHM comes with a standard 5-year limited parts warranty or a 10-year limited parts warranty for the original registered owner.

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NOTICE: MRCOOL® products must be installed in accordance with all applicable local, state and federal codes and regulations.   Unless explicitly stated otherwise, installation must be completed by a licensed / certified HVAC technician.   ALL electrical connections to a power source must be performed by a licensed electrician and comply with local, state and federal electrical codes and regulations.

MRCOOL® Signature Series Air Handlers Featured Video