Anthracite Radiator Valves These radiator vales are manufactured to high standards; from the high-quality brass down to the stunning and trendy anthracite finish, choose from one of our stylish range of valves to suit your set-up. Thermostatic Valves are generally used to regulate the flow of fluid to radiators on a central heating system. A regulating element controls the opening of the valve to keep the ambient temperature of the room at a pre-set value, this reduces unwanted changes in the temperature and saves you money on energy. Small Anthracite Angled Radiator Valves (Pair) This stylish pack of radiator valves are the perfect finishing touch to any anthracite central heating radiator or towel warmer made from high-quality anthracite .