L4350Lf-Bk [Fits All States, California Included] Kes Black Bathroom Faucet 8 SUS 304 Stainless Steel Rustproof cUPC NSF Certified: This bathroom faucet is made of premium grade SUS304 stainless steel to protect against corrosion and rust, ensuring its long service life and requiring little maintenance. Save time and effort in replacing and maintaining faucets! The main body of the faucet adopts no-lead materials, which meets the requirements of the Safe Drinking Water Act (SDWA), Uniform Plumbing Code (certified by IAMPO) and NSF/AB1953 no-lead regulation. Easy Installation: KES provides quick connects and one-piece handle body for easy installation. For more details, please refer to the installation guide. Mounting Hole Diameter: 1.3" (33mm) to 1.5" (38mm), designed to fit the standard faucet hole size. Superior Aerator: KES multi-mesh aerator creates a perfect aerated stream, save water, quiet, no-splash, traps small debris that would otherwise have made it out of your faucet. You can easily remove and clean the aerator anytime you want. Flow rate is 1.2 GPM (4.5 L/min) at 60 PSI, which is compliant with California water efficiency regulations. Premium Supply Hoses: Hoses come with nylon braided exterior protects against chemical corrosion (commonly caused by detergent) and rusting. Inner tubing is made from PEX, safe for drinking water. With standard 9/16-24 UNEF connectors (of course, made from no-lead brass, drinking water safe again!), you can easily connect our hoses with your stop valves. Our supply hoses have million dollars global insurance coverage. Notice: Once the supply lines are connected, you need to remove the aerator from the faucet. Slowly turn on the water and check all the connections for leaks. Let the water run for a few minutes to clear the lines, then turn off the faucet and replace the aerator. Note: The Sink Drain is NOT Included, if you need a without overflow sink drain, please search ASIN: B08BCK2XP9, (Overflow ASIN: B08BCKTBY7)