Use this multi-zone system to heat and cool 4 different spaces in your home or business. The MRCOOL DIY 36k BTU 21.5 SEER 4-Zone Ductless Heat Pump Split System-9k+9k+9k+12k is one of the only multi-zone systems available that you can easily install yourself without expert HVAC help. The outdoor heat pump powering this system has a heating capacity of up to 36，000 BTU and is highly efficient with a 21.5 SEER rating. This is thanks in part to the variable speed DC inverter. The MRCOOL DIY Ductless Split System is a heat pump by design. So when the appliance heats your home or business， the appliance is reversing the air conditioning process and pulling heat indoors from outside. The three 9，000 BTU air handlers distribute heated and cooled air effectively in spaces up to around 375 sq. ft. The 12，000 BTU air handler work best in rooms up to 500 sq. ft.
Gold fin condenser: corrosion resistant live on the coast. don't worry， our condenser is built to resist long term corrosion
Energy efficient DC inverter
R-410A environmentally friendly refrigerant
Standard 7-year compressor/5-year parts warranty， register for limited lifetime compressor warranty
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