PUR's Horizon faucet mount water filter provides healthy, clean and great-tasting water straight from your faucet. With a design that looks great in your kitchen, the filter features a CleanSensor Monitor that visibly indicates filter status, guaranteeing safer and healthier filtered water straight from your faucet. With tool-free installation, superior contaminant removal and a two-year warranty, there's never been an easier or more reliable way to get PUR water. Each PUR water filter gives you 100 gallons of clean, healthy, great-tasting water with unique MAXION technology.