Radiator valve, thermostatic radiator valve manufacturer & supplier Description: Model: V21-031 Thermostatic straight radiator valve, with head M30x1, 5 M/F Size: 1/2"x1/2" Runner sanitaryware -China valve manufacturer and supplier. We can offer valves products: Ball valve, angle valve, radiator valve, thermostatic radiator valve, safety valve, gate valve, check valve, bibcock, brass fitting, faucet, showers, bathroom and so on. If you are interesting, pls contact us!