Gate Valve, Viton O-Ring Material, Size 1 In, FNPT Connection, Material of Construction PVC, Top of Handle to Inlet Center 4.31 In, Inlet to Outlet Length 3.31 In, Rated For 200 psi at 73F, Max Temp 140 F, Nonrising Stem, Stem Material PVC, Screwed Bonnet, Polypropylene Wedge, Polypropylene Handwheel, Standards NSF Certified for Potable Water Use PVC, Acetal, and CPVC Gate ValvesUse for positive shut-off in irrigation and cold water applications. Spears valves are used in industrial applications; KBI valves in commercial applications.Certified for use in potable water applications.Nonrising stem