The Cartridge for the Home or Shower Water Filters.
Inside the Replacement Filter Cartridge is an ingenious patented mixture of zinc and copper, called KDF-55, and crystal quartz converts chlorine into zinc chloride. Zinc is considered to be helpful in alleviating dandruff and is used in anti-dandruff shampoos. Not only are chlorine, odors and dirt particles filtered out, the Premium Shower Filter also inhibits the growth of bacteria, fungus, algae and mildew. Because chlorine vaporizes along with the hot water, it is inhaled into the lungs and is also absorbed into the skin. This filter will remove about 99% of chlorine from about 5,800 gallons - which is about a year of showers for a family of four, at which time the efficacy will decrease over time but it does not stop working.
The benefits are many when chlorine is eliminated from your shower water: