Unicel C-6900-4 Quad DE Filter Cartridge Set 25 Sq Ft Blue Square The K14 bag features a

The K14 bag features a fine-mesh construction designed to trap both large debris and smaller particles that standard bags may miss

Reduced filtration efficiency

Other soft-sided and frame-style pools using Type A or C cartridges

and the new gasket is installed evenly around the lens before reassembly

helping prevent these common system issues

Unicel C-6900-4 Quad DE Filter Cartridge Set 25 Sq Ft Blue Square The K14 bag features aThe C 6900 4 Quad D. E. Replacement Cartridge Set is a complete 4 pack of 25 square foot cartridges (100 sq. ft. total) designed to restore proper filtration performance in Pentair Quad D. E. 100 and Hayward DE250E pool filter systems. These cartridges act as the structural filtration elements that are coated with D. E. powder or D. E. alternatives to deliver exceptionally fine filtration. Unlike standard cartridge filters, Quad D. E. systems rely on