This is a C4030 Pool Filter Cartridges for Hayward SwimClear C4030, C4025, C4020. It is new in box. Free shipping from US seller.
Fits Hayward C4030, C4025, C4020, CX880XRE, PA106, PA106-PAK4, Unicel C-7488, FC-1226, FC-6430, Ultral-A1 filter systems.