Pentek - PCC-1 - 9-5/8" x 2-7/8" Poly Phosphate Crystals - Scale Inhibitor Cartridge Filter Lead Removal1983 Reverses flow to clear sediment

Reverses flow to clear sediment

Clear body shows when it's time to flush

5" housings and works across residential whole-house systems

This division of labor extends filter life up to five times longer than carbon-only cartridges and provides bacteriostatic protection even in hot water systems

and selenium—contaminants that carbon filtration alone cannot address

Pentek - PCC-1 - 9-5/8" x 2-7/8" Poly Phosphate Crystals - Scale Inhibitor Cartridge Filter Lead Removal1983 Reverses flow to clear sedimentThe Pentek PCC 1 is a 9 5 8" x 2 7 8" polyphosphate scale inhibitor cartridge that prevents scale and rust buildup in residential and commercial water systems using sodium calcium hexametaphosphate crystals. Designed for standard 10" housings, it delivers up to 5 GPM flow rate with integrated post filtration in a durable polypropylene shell. SPECIFICATIONS Pentek PCC 1 Key Specs Filter Media Polyphosphate Sodium calcium hexametaphosphate crystals