While home tap water may look clean, it can contain contaminants picked up on its journey through aging pipes. For cleaner, great-tasting water, remember to change your PUR faucet water filter. This easy-to-change PUR faucet mount water filter fits in all PUR faucet water filtration systems. Each replacement water filter provides 100 gallons of filtered water or lasts up to 3 months of typical use. PUR RF3375 faucet water filter replacements are NSF & WQA certified to reduce 70 contaminants.Ƚ A compatible filter does not mean comparable! PUR faucet filtration system filter replacements are certified to reduce lead and 10x more contaminants than Brita's leading pitcher filter.*Ƚ Be cautious of 'off-brand' filters. They are not tested or certified to filter the same as PUR filters. PUR filters are the only filters certified to reduce contaminants when used with PUR systems. PUR is the #1 selling brand in faucet filtration** PUR has been developing innovative technologies for superior water filtration for over 30 years. We believe life deserves PUR water.