Description: HIGH-QUALITY MATERIALS:Radiator valve made of plastic and alloy, well-made, good performance, long service life, easy to install, not easy to deform or damage. MULTI-FUNCTION FEATURES:Head thermostatic head radiator with antifreeze protection and adjustable function, easy to install and use. CONNECTING THREAD:Radiator valve replacement connecting thread M30x1.5mm, stable and reliable, simple and convenient operation. SCOPE OF APPLICATION:Temperature control valves is widely used in the connection of heating piping systems, water pipes, home ,Office decoration, etc. Specifications: Material:Plastic+Alloy Size: 7.8cmX4.7cm Color: White Model:Radiator Thermostatic Head Type:Central Heating Radiator Package Included: 1-6x Radiator Thermostatic Head