PUR MINERALCLEAR WATER FILTER REPLACEMENT: PUR's faucet filters are certified to reduce over 70 contaminants, including 99 percent of lead, so you know you are drinking cleaner, great tasting water. Water is filtered over natural minerals for refreshing taste FAUCET WATER FILTER: PUR faucet filters provide 100 gallons of filtered water, or 2 3 months of typical use, before you need a replacement. Only PUR faucet filters are certified to reduce contaminants in PUR faucet filter systems WHY FILTER WATER? Home tap water may look clean, but may contain potentially harmful pollutants & contaminants picked up on its journey through old pipes. PUR water filters, faucet filtration systems & water filter pitchers reduce these contaminants