T&S Brass, B-1146-02A-4W-S, Hand Sink, stainless steel, with side splash shields and 4″ wall mount mixing faucet with chrome plated brass body, 4 3/8″ rigid gooseneck, 2.2 GPM aerator, compression cartridges with spring checks, lever handles, 1/2″ NPT male inlets and chrome plated excutcheon. Certified to ASME A112.18.1/CSA B125.1, ASME A112.18.2/CSA B125.2, ASME A112.19.3/CSA B45.4, NSF 61-Section 9 and NSF 372. Meets ADA ANSI/ICC A117.1 requirements