Dante Products Inline Gas Shut Off Ball Valve, 1/2-Inch 1/2-inch inline gas shut off ball valve Valvesare forged brass and cnc machined with a zinc alloy handle 1/2-inch female internal pipe thread x 1/2-inch female internal pipe thread Rated for temperatures from 32 degrees f to 125 degrees f and max pressures of 1/2 pounds per square inch gauge