iSpring 100M Filter Cartridge for WSPSL Sediment and Particulate Whole House Replacement Filter

The WSP spin down sediment filter with Siliphos is the first line defense to your appliances. It protects and extends the life of your standard filters by removing the large dirt, sand, and rust particles before they reach the rest of your plumbing system, including expensive appliances. Fits iSpring WSP series.