Utica-Dunkirk 550002576 Filter 318820-201 it is the direct functional

it is the direct functional successor

Enhanced Safety: Includes a factory-installed pressure switch to verify airflow before allowing the burner to fire

What is the difference between the P170SA-1 and the P170SA-1C

Engineering-grade durable polyolefin construction ensures this 10" x 8" blower housing resists corrosion and maintains structural integrity under extreme thermal cycling

Utica-Dunkirk 550002576 Filter 318820-201 it is the direct functionalThe Utica Dunkirk 550002576 Filter is a professional grade 3 8" ODF Bi Flow Liquid Filter specifically engineered for heat pump applications. As an OEM replacement component, this bi directional liquid line filter drier features internal check valves that manage refrigerant flow in both heating and cooling modes, eliminating the need for external check valve piping. The solid core desiccanttypically a blend of molecular sieve and activated aluminais