iSpring RCC7P-AK High Capacity, Boosted Performance Under Sink 6-Stage Reverse Osmosis Drinking Filtration System and Ultimate Water Softener with Alkaline Remineralization, and Pump WQA Gold Seal Alkaline remineralization filter balances pH using naturally occurring calcite Red mineral stones reintroduce ionized minerals including calcium, magnesium, sodium, and potassium Built in Booster Pump raises low incoming water pressure (&lt;45 PSI), increasing the system's efficiency and production speed Filters up to 99% of 1,000+ pollutants including chlorine, fluoride, lead, arsenic, pesticides, pathogens, sulfur, THMs, PFOA and PFOS European Style Brushed Nickel Faucet Transparent housing for visual filter monitoring Earned Water Quality Association (WQA) Gold Seal for exceptional quality, safety, and durability Streamlined DIY installation process Fits most under sink cabinets Proudly Built in the USA Based out of Atlanta, Georgia (678) 261-7612 1 year money-back guarantee 1 year manufacturer warranty Lifetime tech support