Heating, cooling, and domestic hot water;High performance heating down to -22 Degree F;Reliable delivered water temperatures as high as 140 Degree F;Available in 1.5-, 3-, and 5-ton model;Eco-friendly monobloc design (factory-sealed & self-contained refrigerant kept in outdoor unit);Low GWP R32 refrigerant at minimal volume;Quietest unit on the market (CC32-18 = 41dB(a) @ 1meter);Advanced flexible internal controls;Intelligent defrost;Freeze protection;Industry Leading 10-Year Compressor Warranty & 5- Year Parts Warranty for Certified Contractors