3" concealed mixing faucet,compression cartridges with spring checks,4-arm handles,3/8" NPT female inlets and outlet,chrome plated escutcheon,vacuum breaker,protective flange,72" flexible stainless steel hose and spray valve with 2.2 GPM rosespray outlet with multi- laminar (non-aerated) spray pattern. Certified to ASME A112.18.1/CSA B125.1,NSF 61-Section 9 and NSF 372.