Switch to for and you can save money and replace 1800 single-use plastic bottles a year Reduce Chlorine (taste & odor) Mercury, Copper, Zinc, Cadmium For great-tasting water with for Standard water filter replacement For the best tasting water, replace your water filter after 40 gallons or approximately every 2 months; for Standard filters last 2x longer than filters Compatible with all for pitchers and dispensers except Stream; for water filters are simple to replace with a pull top cap for easy removal; 16.9 oz water bottle.