This product is a gasket designed to fit into the housing drain of HVAC systems. It is manufactured by Carrier and has a specific part number of 339805-401. The gasket serves as a seal between the housing drain and other components of the system, preventing leaks and ensuring proper drainage. It is made from high-quality materials to ensure durability and longevity, even in harsh operating conditions. This gasket is an essential component for HVAC service technicians who need to maintain or repair Carrier systems.