Unicel C-6980 Replacement DE Filter Cartridge | 20 Sq. Ft. | Pentair Quad DE 80 C9402 If your existing cartridge measures

If your existing cartridge measures approximately 8 inches

and non-clouding

Allow to dissolve fully and circulate for best results

This 1-gallon bulk size is ideal for high-traffic spas or commercial facilities requiring frequent maintenance without constant reordering

Unicel C-6980 Replacement DE Filter Cartridge | 20 Sq. Ft. | Pentair Quad DE 80 C9402 If your existing cartridge measures20 Sq. Ft. Replacement DE Filter Cartridge for Pentair Quad DE 80 The Unicel C 6980 is a precision engineered replacement DE filter cartridge delivering 20 square feet of filtration area. Constructed with 8 oz. spun bonded polyester DE media a heavier, tightly woven fabric specifically designed to retain a DE powder coating this cartridge provides the fine particle capture performance your Quad DE 80 system depends on. With 42 pleats and open molded