The Lennox 15Z72 Evaporator Coil is a 4-ton, uncased aluminum coil designed for compatible residential and light commercial air conditioning systems and heat pumps. It absorbs heat from indoor air as refrigerant flows through the coil, helping cool and dehumidify the air circulated throughout the building. Featuring an upflow configuration and a factory-installed thermostatic expansio... https://www.partshnc.com/lennox-15z72-evaporator-coil