Touch-Flo style pure cold water faucet with 8 in. overall height with 5-1/2 in. 45-degree extended spout projection This unit fits counters up to 1-3/8 inch thick . Adapters available for thicker countertops Faucet can be mounted in a hole size greater than ½ inch up to 1-3/8 inch Can be installed with water filter and/or in-line chiller; cannot be modified to use with hot water tank If using water filter (F400 in-line water filter unit & F400R cartridges sold separately), install between water supply and faucet Single black plastic spring piston handle assembly. 1/4 inch compression tube inlet Solid Brass construction. Faucet trim only. Do not use plumber's putty for installation use silicone seal