22 SEER: 3 Ton Tri-Zone Mini Split AC - Heat Pump: With a 36000 BTU total Cooling / HEATING Capacity, this Tri Zone INVERTER mini split air conditioner can cool or heat 3 separate 12000 BTU zones for a total coverage area of 1500 ft² (THREE 500 ft² areas* ). 22 SEER coupled with Advanced Inverter DC technology provides the benefits of low operation temps, rapid cooling / heating as well as maximum energy efficiency. Full 5 Year Compressor - 2 Year Part Warranty Included.