Replace the filters when the pressure drop reaches 25 psi or higher.
Contaminants RemovedChemical Contaminants Removed: Bad Tastes & Odors, Chlorine, Chlorine By-Products, Chloramine, Pesticides, Herbicides, Insecticides, Industrial Solvents, Volatile Organic Chemicals (VOCs)Sediment Contaminants Removed: Sediment, Dirt, Rust, Sand, Silt, and other suspended solids which can cause build-up and clogging.