For every application and configuration, our cooling coils are the perfect choice. Introducing CHX35 horizontal evaporator coils by Lennox they are designed for use with air conditioners and heat pumps and are supplied with a factory-installed R-410A check/expansion valve. Factory-installed valve ensures highly efficient operation across a wide range of environmental conditions. The CHX35 family of coils are designed with aluminum tube construction which provides great heat transfer and additional resistance to environmental contaminants. Durable components, such as corrosion-resistant casing and drain pans, help guard against unexpected service calls. CHX35-42B-6F-1 coil is built to high standards and is backed by excellent warranties.