Unicel Replacement Filter Cartridge 25 sq. ft. Each, 2-Pack (50 sq. ft. System) | C-4405 Product Needs Audit angle the returns downward to

angle the returns downward to decrease water surface movement

Pac Fab and American products

woven material that's so lightweight you can easily carry even under one arm

easy start-ups

Arrow Plus

Unicel Replacement Filter Cartridge 25 sq. ft. Each, 2-Pack (50 sq. ft. System) | C-4405 Product Needs Audit angle the returns downward toThe Unicel C 4405 is a 4000 Series 2 cartridge replacement set engineered for the Rainbow DSF 50 and Pentair Dynamic Series IV spa and pool skim filters. Each cartridge delivers 25 sq. ft. of filtration area 50 sq. ft. combined when both are installed as a matched set. With 158 pleats of 4 oz. Reemay 2040 polyester media, these cartridges provide outstanding dirt holding capacity and lasting performance between cleanings. Complete Service Set 2