APEX Countertop Drinking Water Filter - Alkaline (White) Removes Chlorine taste and odor, Heavy Metal and controls Microorganisms in your drinking water. Hydrates your body while adding minerals that our body does not produce such as calcium, magnesium and potassium to name a few. Perfect solution for household of any size. Easy installation. Fits standard faucets. RF-1050 replacement alkaline cartridge installed in system. Each filter individually wet tested and sanitized. Slim, Portable, Compact Design - Made In USA. NSF Certified media and components.