20x20x12 Fiberglass Air Filter CartridgeMERV 14, Koch 112-601-005 voomi_id_63575 This gas connector is ideal

This gas connector is ideal for connecting gas appliances like furnaces and water heaters

With a flow rate of four over three gallons per hour and a speed of three thousand four hundred fifty RPM

Compatible Models: DM-100L-199-3N-F

Heavy-Duty Construction: Yes

Highly compatible with various heating systems

20x20x12 Fiberglass Air Filter CartridgeMERV 14, Koch 112-601-005 voomi_id_63575 This gas connector is idealMedium and High Efficiency The Koch Multi Flo is a rigid, extended surface air filter engineered to provide medium and high efficiency air filtration, and long filter lifecycles. The Multi Flo, because of its rugged metal and plastic frame construction, is capable of operating in a wide variety of air handling systems, and is an excellent product for variable air volume (VAV) applications where changes in airflow might render a nonrigid filter