Tier1 P1-20 1 Micron 20 x 2.5 Spun Wound Polypropylene Sediment Purtrex PX01-20 Comparable Replacement Water Filter 6 Pack COMPARABLE FIT: Fits standard filter housings using 20 x 2.5-inch filters. Actual Size: 20 inches (length) x 2-1/2 inches (outside diameter) HIGH QUALITY MATERIALS: Spun Wound Polypropylene 20 Inch sediment filter COMPARABLE REPLACEMENT: Cost effective alternative to Pentek P1-20 HIGH QUALITY WATER: Our Tier1 20 Inch sediment water filter is designed to help ensure you serve only high quality water throughout your home. 100% TIER1 NO WORRIES GUARANTEE: We stand behind the quality of filtration and overall performance of our Tier1 filters! Particulates Sediment 193125 255691-43 155755 93125 155755-43 PS1-20C 255691 PX01-20 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.