The set consists of an Angled thermostatic radiator valve and one lock-shield, giving you all that you need to control the temperature in your room quickly and easily. We also provide a decorators cap and full installation instructions for further convenience. The valves are constructed from Brass and finished in Chrome and White, making them ideal for a range of modern Designer Radiators. 1/2" (15mm) connections makes the valves suitable for the majority of European radiators Angled valve sets are most suited to situations where the central heating pipes emerge from the floor (or underneath the radiator), and where the radiator valve feeds are at the side of the radiator. On occasions they can be used with pipes that come from the wall, although we would always advise checking with the installer to see what will be most suitable for your project. 6 Year Product Warranty, Manufacturer: West Radiators