Product DescriptionPrevious pageNext page Previous pageNext page Previous pageNext page About this itemDrilling 2 holes for installation. One for RO faucet and the other for drain pipe connection.【NSF/ANSI standard 42 & 53 & 58 & 372 certified】This tankless reverse osmosis system is certified by IAPMO R&T against NSF/ANSI 58 for reduction of TDS. Also it has been tested and certified against NSF 42 & 53 to reduce chlorine, bad taste, odor and so on. Besides, the system is certified by NSF/ANSI 372 for lead-free materials.【800 GPD high capacity, 3:1 pure to drain ratio】The Waterdrop G3P800 reverse osmosis system offers a higher water capacity (800 gallons per day), thereby meeting demands of a big family for pure water. Furthermore, by high water flow, it filters one cup of water in just 5s. By an advanced water dispensing technology, this tankless RO water filter system produces just a cup of wastewater for every three cups of filtered water produced.【10-Stage filtration】 Tested by official third-party laboratory (SGS), through 10-stage filtration, G3P800 can effectively reduce PFAS, fluoride, heavy metals like lead, chromium, iron, salts like nitrate and chloride as well as large particles and radioactive substances such as radium. Our RO system can reduce such as vinyl chloride, ethylhexyl acrylate, isobutylene, monobutyl ether, according to the reverse osmosis membrane technical manual.【Smart faucet】G3P800 is equipped with a smart faucet, by which you can get the TDS level and water quality at a glance. The lifespan of LED lamp is up to 50 years. The LED can be automatically turned on when water flows by.【Stylish look, tankless design】The RO system G3P800 has a stylish look. The tankless design saves under sink space and ensures the safety of water. The system can consistently produce water and ensures purity in every drop. You can get purified water anytime without waiting.