Delta Commercial 520LF-HDF Classic Single Handle Centerset Bathroom Faucet, Chrome 1.5 gpm, 5.7 L/min ADA compliant when installed properly Delta Faucet is one of the first in the industry to qualify for the new WaterSense(R) program developed by the EPA for showerheads and handshowers Faucet and Finish Lifetime Limited Warranty Compliant with California and Vermont low-lead legislation Zinc