Waterdrop X8 Reverse Osmosis System, NSF/ANSI 42&58&372 Certified, 800 GPD Tankless RO Water Filter, 9-Stage Filtration, Refurbished

[Trusted certification] Tested and certified by IAPMO R&T against NSF/ANSI 42 & 58 & 372 standard, and tested by SGS to reduce harmful substances

[Advanced RO filtration] This X8 undersink reverse osmosis water filter effectively reduces Chloride, Lead, TDS, Fluoride, PFOA, PFOS, Sand, Odor, Taste, Salt, and more. It boasts a 9-stage filtration including 0.0001 m RO membrane to guarantee water safety and quality

[Tankless ease] This reverse osmosis water system has a compact and stylish look. Compared with the traditional tank RO system, it saves 70% undersink space. You can effortlessly replace the filters in 3s without moving the system or using any tools. [NOTE] This reverse osmosis system requires under-sink electricity

[Efficient filtration] The reverse osmosis water filter can filter 800 gallons of pure water per day. By its 2:1 low drain ratio, this system can produce only one cup of wastewater for every two cups of pure water, which is ideal for daily drinking and cooking

[Intelligent and precision] This tankless RO system boasts a smart faucet to track water quality with real-time TDS monitoring. And its filter life reminder function can help you replace filters in time to ensure your drinking water quality. The 24-month RO filter lifespan saves you the hassle and cost of frequent replacement

[Please note] Faucet installation requires drilling holes in the countertop