4" deck mount mixing faucet with polished chrome plated brass body,2 13/16" equip rigid gooseneck with laminar full flow device,ceramic cartridges,equip lever handles and 1/2" NPT male inlets. Certified to ASME A112.18.1CSA B125.1,NSF 61-Section 9 and NSF 372. Meets ADA ANSIICC A117.1 requirements.