With sleek, angular lines and soft edges, the Ashlyn single-hole bathroom faucet creates a modern appeal at an attractive price. 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. Easily installs on decks up to 2.5". Thick, like granite or quartz. Delta is committed to supporting water conservation around the globe and has been recognized as the watersense® manufacturer partner of the year in 2011 and 2013.