Tier1 Replacement for OmniFilter RS2SS 5 Micron 10 x 2.5 Whole House Strong Wound Sediment Water Filter REPLACEMENT FIT: Fits most standard 10 x 2.5-inch filter housings. 9-3/4 inches (length) x 2-1/2 inches (outside diameter) HIGH QUALITY MATERIALS: Spun Wound Polypropylene HIGH QUALITY FILTRATION: Designed to help ensure you serve only high quality water throughout your home. COMPARABLE REPLACEMENT: Cost effective alternative to Omnifilter RS2SS 100% TIER1 NO WORRIES GUARANTEE: We stand behind the quality of filtration and overall performance of our Tier1 filters! Dirt Particles Silt Sand RS5-934 RS2-SS WHCF-WHSW WHKF-WHSW PENTEK-WP-5 Sediment in drinking water on its own isnt particularly hearmful to humans or pets but it can be an indication of lead or iron contamination which can cause serious health issues. If you suspect there is lead in your pipes get your water tested. Sediment filters help protect other appliances and posessions from the harmful effets of particles which can cause staining and spots on clothes, sinks, toilets and more and wear and deterioration on pipes and appliances If other filtration mediums are already in place in your home, sediment filters as a first layer of defense can increase the lifetime of your other filters by reducing the number of particles and contaminants that would otherwise wear on those other filters.