About This [Long-Term Economic Value] - Approximately $0.23 per day for replacement filters, saving up to 40% compared to the industry average cost on ongoing usage. Certified by NSF/ANSI 58 - This iSpring reverse osmosis system is tested and certified by NSF International against NSF/ANSI to standard 58 for reduction of Asbestos (>99.7%), Barium (98.4%), Cadmium (98.8%), Chromium (99.2%), Copper (97.8%), Fluoride (97.4%), Lead (98.9%), Selenium (99.0%), TDS (97.9%) [Most Impurities Reduction] - This reverse osmosis system features 7 different stages of filtration to reduce up to 99% of over 1,000 contaminants, including vinyl chloride, chlorine, fluoride, lead, arsenic, PFAS, asbestos, calcium, sodium, and more. [Alkaline Filtration] - This advanced 7-stage alkaline remineralization RO water filter has been exclusively designed to restore the natural alkalinity and mineral balance of water, providing a more natural taste than standard 5-stage RO system. [UV Protection] - Advanced 11 watt UV stage provides added protection. Our unique flow sensor switch turns the UV unit on and off automatically with water flow, saving power and lengthening the life of the UV lamp. Overview Brand : iSpring Special Feature : Alkaline and UV RO System with Black Faucet Product Dimensions : 17"L x 6"W x 18"H Material : Plastic Capacity : 75 Gallons Included Components : RO System, Black Faucet, Storage Tank, Extra Tool Set Package Information : Dispenser Installation Type : Under Sink Purification Method : Reverse Osmosis Item Weight : 27 Pounds