Delta's exclusive DIAMOND Seal® Technology uses a valve with a tough diamond coating. InnoFlex® PEX waterways keep water inside the faucet out of contact with potential metal contaminants. This powerful combination brings you a faucet built to last up to five million uses. Delta is committed to supporting water conservation around the globe and has been recognized as WaterSense® Manufacturer Partner of the Year in 2011, 2013, and 2014. DELTA® Widespread Lavatory Faucet, Linden™ Collection, 1.5 gpm Flow Rate, 4 to 16 in Center Distance, Rigid Spout, 4-7/8 in Spout Reach, 3-3/4 in Spout Height, Lever Handle, 2 Handles, Pop-Up Drain, 3 Faucet Holes, 3/8 in Connection, Compression Connection, 2-1/4 in Maximum Deck Thickness, Deck Mounting, DIAMOND™ Seal Valve, 5-1/8 in H Dimensions, Brass, Brilliance® Champagne Bronze, Domestic, Commercial Commercial/Residential