Stainless steel add-on faucet (less nozzle), 3/8" NPT female outlet, stainless steel ceramic cartridge with check valve, stainless steel lever handle and stainless steel quick installation inlet. Certified to ASME A112.18.1/CSA B125.1, NSF 61-Section 9 and NSF 372. Meets ADA ANSI/ICC A117.1 requirements.