Purenex RO-5-50 5 Stage Reverse Osmosis Water Filter System with Storage Tank Removes Fluoride,Purenex,RO-5-50" /> Removes chlorine, heavy metals, such as barium, cadmium, chromium, lead and mercury High quality filters for superior performance NSF listed storage tank Automatic Shut-Off Valve eliminates waste by closing the feed line when the tank is full Chrome, long-reach, Lead-Free faucet. (Meets CA req.)