Culligan S1-A Sediment Whole House Water Filter Cartridge, (2-Pack)

Replacement sediment filter cartridge removes dirt, sand, silt, rust, and scale particles. 20 micron (nominal) filtration. Pleated cellulose construction for increased surface areas and strength. Filter life up to 3 months or 12,000 gallon. Use with filter model No. HF-150, HF-160, or HF-360. 2 per pack.