Kinetico's twin-tank Macrolite® Backwashing Filter uses a proprietary media to effectively filter water and reduce turbidity with virtually no required maintenance.The Kinetico Calcite Backwashing Filter is a dual-tank system that filters turbidity and raises pH, eliminating corrosion problems from acidic water.Kinetico's twin-tank Carbon Backwashing Filter uses a coconut shell carbon media for whole house removal of chlorine, tastes and odors from water.