Whole house 5 Stage UF water filtration system. Best result. Large flow emittant .Total impurity rejection. Ultra filtration water filters are UF water filters. Removes dissolved and oxidized Iron, Bacteria, viruses, Heavy metal ions, Dissolved Impurities, Best max results in Smelly water, Sulfur, Bad Taste, Hydrogen sulfide gas, Lead, mercury, cancer-causing dissolved solids, E-coli, Staphylococcus, etc.
Filter #1 is to be replaced when notices seriously change Brown. Filter #2.(is a major filter consists of mixed bed of 3 media) requires to backwash with hot water manually after 6 -8 month of use (no replacement required for 10 years unless it's damaged). Filter #3 is to be replaced every 12month