The MRCOOL MCHP51CNPA Signature Series 4 Ton Horizontal Evaporator Coil is a high-performance indoor coil designed for compatible MRCOOL Signature Series air conditioning and heat pump systems. Installed in a horizontal air handler or furnace application, it absorbs heat from indoor air as refrigerant circulates through the coil, helping provide effective cooling. This evaporator coil... https://www.partshnc.com/mrcool-signature-horizontal-coil-mchp51cnpa