Tier1 RS6 RS30-934 Comparable OmniFilter Comparable Whole House Replacement Water Filter REPLACEMENT FIT: Fits OmniFilter RS6, OmniFilter RS6-R-01, OmniFilter RS6-R-02 and most standard 10-inch housings HIGH QUALITY FILTRATION: Nominal 30-micron rating FRESH CLEAN WATER: Reduces rust particles, sediment, dirt and sand LONG LASTING FILTRATION: Filter capacity of 30,000 gallons replace every 6 months 100% TIER1 NO WORRIES GUARANTEE: We stand behind the quality of filtration and overall performance of our Tier1 filters!