The Oxynator New Market Naturals April Shower Filter Oxynator With Oxygenics Showerhead With its high-styling and handsome polished chrome finish, the Oxynator delivers a 99 percent chlorine-free shower with up to10 times more oxygen producing a powerful self-pressurizing shower spray. Feel the invigorating difference! The Oxynator with KDF (copper-zinc) filtration media ionically removes harmful chlorine and vapors that damage skin, hair and lung tissue and accelerate ageing Replaceable 6-month cartridge This bacterio-static KDF media, which inhibits mold and fungus, also removes iron oxides (rust water), hydrogen sulfide (sulfur smell), and traces of heavy metals.