KES cUPC NSF Certified BRASS Lead-Free Brass Bathroom Sink Faucet Single Handle Lavatory Single Hole Vanity Sink Faucet Polished Chrome, L3120A1LF CUPC NSF CERTIFIED: This faucet meets U.S. and Canada high quality standard (Uniform Plumbing Code), certified by IAMPO. Faucet body is made from premium grade LEAD-FREE brass (with less than 0.25% lead content), complied with NSF/AB1953 lead-free regulation and safe for drinking water. ALL BRASS FAUCET BODY: Less than 0.25% weighted average lead content. One-piece BRASS faucet body, not plastics covered by zinc-alloy shell. BRASS is high-pressure resistant and won't easily corrode like zinc-alloy. Premium brass material ensures longevity and reliabilty. AERATED STREAM: Produces a larger and whiter stream that is soft to the touch and non-splashing. You can remove the aerator and clean the mesh. FOR UNDERMOUNT/PEDESTAL SINKS: Mounting Hole Diameter: 1.18-inch to 1.97-inch, Max. Counter Thickness: 2.17-inch, Max. Flow Rate: 2.2 GPM (8.3 L/min) at 60 PSI, Spout Reach: 4.72-inch, Spout Height: 9.64-inch. Hardware and instructions included. INSURED QUALITY SUPPLY HOSES: Our hoses have nylon braided exterior, which protects against chemical corrosion (commonly caused by detergent) and rusting (yes, stainless steel will become rusty). And the inner tubing is made from PEX, safe for drinking water. With standard 9/16-24 UNEF connectors (of course made from lead-free brass, drinking water safe again!), you can easily connect our hoses with your stop valves. Moreover, our supply hoses have million dollar global insurance coverage.