The MRCOOL HAH018FPA PRODIRECT Series 18K BTU 1.5 Ton PSC Air Handler is a dependable indoor HVAC component designed to distribute conditioned air efficiently throughout residential spaces. It works by circulating air over the evaporator coil, where it is cooled or heated before being delivered through the ductwork. Commonly used with compatible MRCOOL heat pumps and split-system air ... https://www.partshnc.com/mrcool-prodirect-series-psc-air-handler-hah018fpa