Filter Tank O-Ring Other Products Using This Part: DE2400 24 sqft D.E. filter Valve not included MicroClear 48 sqft D.E. filter. Valve not included. DE4800A Micro-Clear 48 sqft D.E. filter. DE3600A DE3600 36 sqft D.E. filter. DE6000A 60 sqft D.E. filter De2400 24 sqft D.E. filter. C4025CP SwimClear 425 sqft cartridge filter. SwimClear 300 sqft cartridge filter C5025CP SwimClear 525 sqft cartridge filter. SwimClear 500 sqft cartridge filter