30,000 Grain Water Softener with Integrated Tank Cabinet Demand regenerating unit saves money by using less detergent and lowers your carbon footprint by decreasing hard water scale buildup in water heaters, fixtures, and appliances With its innovative design which fits an integrated resin tank and large salt storage capacity into a compact space Electronic on-demand control system and multi-language LCD display for easily customizable settings Everything necessary to install is included so that you can have it running in no Decreases hard water scale buildup in water heaters, fixtures, and appliances Long-life rotary ceramic disc designed valve eliminates need for seals and spacers Bypass valve and installation kit included Anti-bridging designed integrated resin tank (with 10 year warranty) Memory back-up for regeneration in case the power goes out (72 hours of battery life)