2.2 GPM flow rate 1-Hole installation All metal construction 360° rotating spout Dual shut off levers Mounting hardware included swing out design. Cold water installation recommended Pforever seal™ ceramic disc valves Limited lifetime warranty Pfister products are designed and manufactured in compliance with the following standards and codes : IAPMO certified to ASME A112.18.1/ CSA B125.1 ADA compliant – ANSI A117.1 (lever handles only.