This is a good quality valves set with a 1/2" male iron tail that will fit most domestic radiators. Also included is a 15mm lockshield valve for fitting to the other end of the radiator. Specifications: - Type: Angled; - Body: Brass; - Colour: White; - Thread sizes: 1/2" BSP (15mm); - Max. working pressure: 10 bar; - Max. working temperature: 120C deg; - 100% leak test with an electronic system; - Entrance + Lockshield Valve;