Unicel C-4325 Replacement Filter Cartridge for Hayward MicroStar-Clear C225 & Pentair Commander II | 25 Sq. Ft. | 11 7/8" C8350 2016 and later) use a

2016 and later) use a non-threaded drop-in cartridge — if your current filter does not have a threaded base

Reemay® 2033 Pleat Count 138 Top Cap: Open

Filter System Area 72 sq

Keeping them out of prolonged direct sunlight

which is the front housing of the motor with o-rings

Unicel C-4325 Replacement Filter Cartridge for Hayward MicroStar-Clear C225 & Pentair Commander II | 25 Sq. Ft. | 11 7/8" C8350 2016 and later) use aThe Unicel C 4325 is a 4000 Series 25 sq. ft. replacement filter cartridge engineered for the Hayward MicroStar Clear C225 and Pentair American Products Commander II in line pool filter systems. Featuring 138 pleats of 3 oz. Reemay 2033 spunbond polyester media, this cartridge delivers the filtration surface area and dimensional precision needed to keep your water clear and your system running at rated capacity. IMPORTANT: FITMENT NOTE OEM DIMENSION