Adler single handle shower faucet with both lever handle and knob handle options. lever handle. Posi Temp pressure balance anti scald protection turns On in cold position for safety. Maintains selected water temperature within + 2 F. to prevent shower shock. Washerless cartridge design. Flow rate of 2.5 GPM at 80 P.S.I. Solid brass construction and brass waterways. Includes showerhead, shower arm, and flange, lever style and knob style handle. CSA, NSF, and ADA certified. Lifetime limited warranty. Chrome finish.