REDUCES 70+ CONTAMINANTS*: This water filter replacement is certified by the Water Quality Association to reduce 70+ contaminants including chlorine, lead, mercury, pharmaceuticals, and volatile organic compounds (VOCS)*. REPLACEMENT WATER FILTER WITH SUPERIOR WATER FILTRATION AND FRESH TASTE. The CleanGuard activated carbon replacement filter works with the AquaFusion Electric Water Filtration System, which pumps water through the entire activated carbon block filter for superior filtration. ECO-FRIENDLY AND EASY ON YOUR WALLET. One replacement filter for your water replaces 750 16.9 oz. (0.5L) bottles, so instead of buying expensive bottled water, you can make an eco-friendly choice that saves money. 100 GALLON FILTER LAST 2.5X LONGER**: The CleanGuard activated carbon replacement filter has a long life, so you can keep your water fresh long after other water filters for the kitchen have lost their effectiveness.