Product DescriptionEuro Design Cold Water Kitchen Drinking Faucet Dispenser is designed perfectly to work with Reverse Osmosis systems. Easy installation and durable brass construction assures a lifetime performance. Timeless design offered you with a solution for both premiere home decor and legendary durability. A 1/2-Inch hole is all that is needed for the faucet stud (all series), but a cover plate is included to accommodate larger pre-drilled holes.(NOTE: not to be used with RO systems that require an Air gap faucet this has three connections on bottom of faucet).Product FeaturesIdeal upgrade for under-counter water filters and reverse osmosis systems.Non Air Gap Technology.¼" tube connection.All installation accessories.Single Hole Mount.Technical Description1 Holes InstallationSpout Height: 11.25"�Spout Reach 6.25"�Max Deck Thickness 2.5"� LEAD - FREE Drinking Water Dispensing Faucet, works with any Reverse Osmosis System Non "“ Air GAP Technology DRIP-FREE PERFORMANCE: Ceramic disc valves ensure a lifetime of smooth handle operation EASY to MAINTAIN: Luxury Brushed Nickel Finish does not show fingertips or water spots EASY TO INSTALL: Non-Air Gap Unit has only one water line, fewer tubing and connections allows easier installation DESIGNER POINT OF VIEW: easy to coordinate with most granite or marble colors.