Shower/Bath Filter and Water Energiser from Pure BathRemoves harsh chemicals that dry skin and hair. Removes the chemicals that cause hard water which irritate the skin. Removes up to 99% of chlorine. Also removes heavy metals such as copper and lead found in old pipes. Includes a magnetic wave technology that creates a softer, more energised shower. Cartridge life up to 45,000 litres equal to approx., 900 showers or 450 baths (around 6months) Anisotropic Ferrite Magnet High Flow sediment filtration