Fits Hayward ASL Full-Flo C1250, ASL Full-Flo C1500
open w/molded gasket, replaces Hayward OEM pool filter CX1250RE or CX1500RE
Can also use generic filter Unicel C-9499
Both ends open with molded gasket and 3" inside diameter
ASL Full-Flo C1250 = 120 sq. ft.
ASL Full-Flo C1500 = 150 sq. ft.