Unicel C-9403 Replacement Filter Cartridge for Waterway Clearwater 150 | 150 Sq. Ft. | 25 5/16" Phosphate Removers Do not attempt to install

Do not attempt to install this cartridge in a housing that does not have an integrated standpipe

GLI 18' x 36' Rectangle Mesh Safety Cover

It is especially effective after algae treatments

1-1/2" Connector

Unicel C-9403 Replacement Filter Cartridge for Waterway Clearwater 150 | 150 Sq. Ft. | 25 5/16" Phosphate Removers Do not attempt to installThe Unicel C 9403 is a 9000 Series 150 sq. ft. replacement filter cartridge engineered for large capacity residential pool filtration. With 218 precision spaced pleats of 4 oz. Reemay 2040 spunbond polyester, this cartridge delivers maximum surface area and long service life in the Waterway Clearwater 150 system. IMPORTANT: No Center Core Standpipe Dependent Design This cartridge contains no internal center core. It is designed to mount directly over