Thermostatic Radiator Valve Set 15mm x 1/2" TRV Lockshield Valves *TWIN PACK*
Thermostatic Radiator Valve Set 15mm x 1/2" TRV & 15mm Lockshield Valves. Thermostatic Radiator Valve Features High Performance Liquid Thermostatic Sensor. Six settings on radiator thermostatic valve including frost protection.