REMOVES INORGANIC CONTAMINANTS like chlorine, lead, aluminum, mercury, iron, sulphur, and lime scale just to name a few. CONSERVES WATER these systems do not waste water, requires no electricity, no maintenance and cost less per litre and lasts up to twenty times longer than carbon only systems. REMOVES ORGANIC CONTAMINANTS when used in conjunction with carbon, as most CUZN systems are, they will remove such things as bad taste, odour, herbicides, pesticides, and hundreds of other undesirable elements that may effect the quality of consumer water supplies.\ NO MESSY EXPENSIVE CARTRIDGES! Bath Ball De-Chlorinator $59.95 US Bath Ball Replacement Power Disk The PowerDisk filter The PowerDisk utilises the new patented Cuzn FilterFoam media technology. This is the replacement disk for the shower, pet, garden and bath ball filters. *Disk Replacement: 1 year or 75 000 litres. One Replacement Disk $29.95 US