Works with RO systems, filtered water systems, chillers, or as a cold water tap;The 360 degrees swivel spout for added convenience during everyday kitchen tasks;Single lever handle design for easy control;DIAMOND Seal Technology is less hassle to install and helps your faucet perform like new for life, reducing leak points and lasting twice as long as the industry standard;Everything you need is together in one convenient box, including integrated InnoFlex PEX supply lines;Air gap included with 1/4 in. tube for RO system and 3/8 in. tube for drain;Mounting wrench to assist in tightening mounting nut securely;Integrated supply tube with 3/8 in. compression fitting;Recommend minimum 2-1/2 in. clearance to backsplash