Unicel Replacement Filter Cartridge 25 sq. ft. Each, 2-Pack (50 sq. ft. System) | C-4405 Valve Parts One-step sanitizer and oxidizer that

One-step sanitizer and oxidizer that restores water clarity

Filter cleaner M2000 tough cleaner while protecting equipment

thermometer and chemical testing kit (4-way

Premium Polyester Filter Media

5 year full factory warranty on manufacturing defects and workmanship

Unicel Replacement Filter Cartridge 25 sq. ft. Each, 2-Pack (50 sq. ft. System) | C-4405 Valve Parts One-step sanitizer and oxidizer thatThe 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