Delta T13420-H2OT Classic Monitor 13 Series Tub and Shower Trim, Chrome SH 1.5 gpm,5.7 L/min Single lever handle for easy operation 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. Water Efficient Product meeting CALGreen standards Brass