Do it Best, single handle pressure balance metallic tub and shower faucet with metal lever handle and optional white porcelain handle insert. 2.0 GPM (gallons per minute) maximum at 80 psi (pounds per square inch). WaterSense certified. Solid brass valve construction, brass waterways, and washerless cartridge. Includes shower arm, flange, zinc tub spout, and plastic showerhead. ADA (Americans with Disabilities Act) compliant. Meets CUPC (Uniform Plumbing Code Canadian) certification. Lifetime limited warranty.