Tier1 Replacement for Pentek CW-F-D 10 Micron 10 x 2.5 String Wound Sediment Water Filter QUICK & EASY INSTALLATION: Quick and easy installation into your 10 x 2.5 Inch standard water filtration system 6 MONTH FILTER LIFE: By replacing your water filter every 6 months , depending on the quality of your water, you keep your water tasting great. HIGH QUALITY FILTRATION: This pleated sediment filter reduces sediment, dirt, particulates, sand, and silt REPLACEMENT PART FOR MANY PART NUMBERS & MODELS: This filter is comparable to many 10 Micron 10 x 2.5 string wound sediment filter 100% TIER1 NO WORRIES GUARANTEE: We stand behind the quality of filtration and overall performance of our Tier1 filters! Coarse Sand Dirt Fine Sand Hard Scale Limescale Oxidized Iron Particles Silt Sediment 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.