Aquaphor Water Filters RO-101 Reverse Osmosis Water Filtration System 7 Stage Non Electric Compact Under Sink Ro No Booster Pump Needed Patented Water Airless Tank Remineralization Cartridge Multi Stage Reverse Osmosis System rejects up to 99 per cent of contaminants such as Chlorine Fluoride Lead Bacteria and Organics VOCs and 1000 more Efficient Reverse Osmosis Water Filtration System performs at Low pressures of only 29 psi Super Compact RO System with built in water tank and water filter cartridges that are easy to change and easy to reach NSF Standard 58 ensures quality materials solid construction and superior performance of RO system Environmental Friendliness guarantees all parts and components of Under Sink RO are made of food grade and recyclable materials