Unicel C-9403 Replacement Filter Cartridge for Waterway Clearwater 150 | 150 Sq. Ft. | 25 5/16" Phosphate Removers drop-in fitment without modification

drop-in fitment without modification

Comfort Incline Ladder

1-1/2" Connector

Boston valve for quick inflate/deflate

It is especially effective after algae treatments

Unicel C-9403 Replacement Filter Cartridge for Waterway Clearwater 150 | 150 Sq. Ft. | 25 5/16" Phosphate Removers drop-in fitment without modificationThe 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