Kingston Brass KS1491PL Heritage Vessel Sink Faucet without Pop-Up Rod with 4" Plate, Polished Chrome Drip-free ceramic cartridge system 1 hole sink installation ASME A112.18.1, ANSI/NSF 61 Sec. 9 code Max 1.2 GPM/4.5 LPM Water Flow Rate At 60 PSI (ASME standard) Compliant with California Energy Commission Title 20