Pentair Clean and Clear Plus 420, 520, Waterway Crystal Water 425 Compatible Filter Cartridge - Pack of 4 state_Hawaii 4 inches with water stop

4 inches with water stop

Commercial Size Chemical Feeders

This is a mini-sized basketball measuring 7-3/4 inches in diameter

four Secondary Power Centers

Max-E-Pro Series Pumps

Pentair Clean and Clear Plus 420, 520, Waterway Crystal Water 425 Compatible Filter Cartridge - Pack of 4 state_Hawaii 4 inches with water stopThe 4 Pack of Hurricane HF7471 04 Advanced Cartridge Filters are compatible with Pentair Clean and Clear Plus 420, 520 (pre 1998), American Quantum CM and RPM 125 500, Waterway Crystal Water 425, and other compatible models. They are identical to Unicel C 7471, Pleatco PCC105, and Filbur FC 1977. The original manufacturer's names and part numbers are for reference only. Hurricane's advanced point bond filter media has tighter filtration capabilities