Pool Filter Replaces Unicel 6CH-25, Pleatco PTL20W-SV-P-4, Filbur FC-0305 Filter Cartridge for Swimming Pool and Spa
Unicel 6CH-25 Replacement filter cartridge has Semi Circular Handle at its top while 1 1/2" hole at the bottom. This filter cartridge has specifications of OEM 90-802, Filbur FC-0305 and Pleatco PTL 20W-SV-P4. This filter cartridge has a width of 6" and length of 5 1/2". It's open hole size is 1 1/2". This replacement cartridge gives you total protection from dust, insects, unwanted particles, etc. 25 sq ft Softub, good quality.