Get the most out of your radiator with these thermostatic valves. Featuring a stunning chrome finish and high-quality chrome plated Brass / ABS valves, this corner valve set will only cost you ??36.70. With a 10mm BPST and lock shield, get yours delivered the next day (if ordered before 2pm) delivery and receive a 10 year guarantee as well as the option of pipe sleeves. Also compatible with an internal reducer for micro-bore pipes. Please note All our manual valves are bidirectional, it does not matter which valve is fitted to either side of the radiator. In the case of the thermostatic valves, they are not, it is recomended that the thermostatic head is fitted on the in flow.