1/2" x 10", Frost Free Diamond Series Anti-Siphon Frost Proof Wall Hydrant, 1/2" Male x 1/2" Sweat Inlet & Solid Brass Body & Seat, Satin Nickel Plated Body Maintains Its Attractive Finish & The Updated Aluminum Vacuum Breaker Cap Has Increased Durability, Solid Stem Design With Backflow Preventer & Easy Grip Polycarbonate Operating Handle With Stainless Steel Handle Screw Is ASSE 1019 & C-UPC Approved, Wall Hydrant Is Field Repairable With No Special Tools Required.