iSpring RCC7-BLK, NSF/ANSI 58 Certified, 5-Stage Reverse Osmosis System, RO Water Filter System Under Sink, Drinking Water Filter, 75 GPD, Stylish Black RO Faucet

iSpring RCC7 reverse osmosis system comes with durable components that guarantee reliability and minimal maintenance for years to come. The transparent first-stage housing facilitates easy filter inspection, allowing you to monitor the filter element's condition without opening the housing. The system is supported by a comprehensive installation manual, instructional videos, and lifetime technical assistance. Compact in design, it easily fits beneath most kitchen sinks. Operating without the need for a power source, it includes a check valve to prevent water backflow into the membrane housing, ensuring water safety and preventing leaks. [Certified by NSF/ANSI 58] - The 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%) Our NSF Certification validates the entire filtration system's performance, setting us apart from competitors that certify only components or materials.