Prevent outside faucet and pipe freezing and bursting. Eliminate need for draining valves and water lines. Save cost of additional inside stop valves and water lines. Assure a year-round outside water supply. Hydrants are new, streamlined, modern design. Casting is smooth red brass. Nickel-plated body. Big, no-slip PVC handle opens, closes with single turn. New, large, oval flange. Exclusive wedge insert for lap siding installations. 1/2" sweat inside, 1/2" IPS outside.