Kingston Brass FS5615ACL American Classic 4-Inch Lavatory Faucet with Retail Pop-Up, Oil Rubbed Bronze Fabricated from solid brass/zinc alloy material for durability and reliability Premium color finish resist tarnishing and corrosion 1/4-turn on and off water control mechanism; Designed for 3-hole 4-Inch centerset installation Max 1.2 GPM/4.5 LPM Water Flow Rate At 60 PSI (ASME standard) Compliant with California Energy Commission Title 20