Ulisem 220V AC/DC Electric Solenoid Valve with Check Valve, Silent Solenoid Valve for OTS Air Compressor Pump Accessories

Length: 8-1/16 in., overall length: 9-1/8 in., diameter: 5-15/16 in., opening: 1-7/16 in., bottom: 1-1/2 in. SAE thread; compatible with a 45 sq. ft. filter area. PLF6CH-940 compatible with spas PWW50P3 (except PWW50P4), Unicel 6CH-940, Filbur FC-0359, SD-00031, Waterway Plastics 817-0050, 25252, 378902, 03FIL1400, HTF0245RT. Please check compatibility with your model. The advanced, thickened trilobular fabric captures more contaminants, the tips are break-resistant, and the reinforced core extends the filter cartridge's lifespan. Use a spray bottle to rinse the filter fabric until it turns white during regular cleaning. Please clean the filters every 1 to 2 months. You can get two durable, high-flow pool filters for 50% less than original parts or local pool stores. Not compatible with all models; please check your specific model first. Compatible models: Pleatco PWW50, Unicel 6CH-940, Filbur FC-0359, Waterways 817-00504. This can also be used in the following spas: Aber Spas, American Spas, Apollo Spas, Arcadia Spas, Belize Spas, Blue Pacific Spas, Canspa manufacturing, Catalina Spas, Charisma Spas, Clearwater Spas, custom-molded products, Dakota Spas, Dynasty Spas, Freestyle Spas, H2O Spas, Haven Spas, Hawkeye Spas, Infinity Spas. Tennessee, Island and Spas, Leisure Bay Manufacturing, Millennium Spas, Phoenix Spas, Rec Warehouse, Santa Barbara Spas, Spas of the Sun, Sun Belt Spas, Superior Spas, Thermae Spas, Tuff Spas, Viking Spas, Vita Spas, Waterway Plastics.