HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. " Functions: Replace And Restores: Natural Trace Minerals Required By Our Bodies Such As Iron Zinc Magnesium Potassium And Iodine. Gradually Releases These Mineral Substances. Removes The Rubbish: Rust And Organic Sediment Particles And Stops The Propagation Of Bacteria. Removes Chlorine Pesticides Organic Matter Heavy Metals Iron Nickel Mercury And Arsenic Bad Smells And Taste Bacteria And Parasites E.G. Giardia. Easy Installation: Soak The Filter In Water Overnight And Wash Under Warm Water (Not Boiling Water) For 10 Min Till All Black Discharge Comes Out From The Finest Quality Of Charcoal. Notes: In The Event Of An Extremely Slow Filtration Process Please Rinse The Filter With Warm Water Not Boiling Water. Please Soak The Filter And Pads In Water Overnight To Remove The Air In Between The Particles And Material Inside. If The Filter Turns Green Rinse With Warm Water And Take Care That The Unit Does Not Stand In Direct Sunlight. If Water Flows Over The Middle Ring It May Be Because The Activated Carbon Is Blocked. Simply Rinse The Filter With Warm Water (Not Boiling Water). Specification: Height 180 Mm