Applied Membranes 50 GPD Home RO Membrane, Blue Body Tape Produces 50 gallons per day (7.9 liters per hour) of high quality water at 50 psi incoming pressure Standard dimensions to fit in commonly-available housings: 2" Id residential housings (membrane dimensions: 1.8Dia x 11.75L) Made in USA at applied membranes, Inc. - an ISO 9001: 2015 certified company 100% performance and quality tested High rejection and reliable flow rates - rated at 98% Stabilized Salt rejection Certified to NSF/ANSI 58 for the reduction of arsenic, barium, Cadmium, chromium (hexavalent), chromium (trivalent), Copper, turbidity, fluoride, lead, radium 226/228, Selenium, and TDS. High Rejection &amp; Flow Rate Made in the USA Manufactured in our ISO 9001:2015 Certified Facilities 100% Performance and Quality Tested Backed by our Experienced Technical Support Staff High Quality for Consistent and Reliable Performance Uses the most advanced membrane film technology and manufacturing processes Home Drinking Water Office Aquariums Institutions Restaurants Ice Makers Labs Under the Counter/Under the Sink RO Point of Use RO Systems Wide Variety of Other Applications