Heating Replacement Spares have all the THORN boiler parts you may require for your heating appliance, our boiler spares profile for THORN spares are as follows THORN Automatic air vent, THORN Burners, THORN Casings, THORN Control knobs, THORN Diaphragms, THORN Electrodes, THORN Expansion vessels, THORN Fans, THORN Flow switches, THORN Gas valves, THORN Gauges, THORN Heat exchangers, THORN Injectors, THORN Microswitches, THORN Printed circuit boards, THORN Pressure switches, THORN Pressure gauges, THORN Pumps, THORN Temperature gauges, THORN Thermistor sensors, THORN Thermocouples, THORN Thermostats, THORN Transformers, THORN Wiring harnesses etc, when purchasing THORN heating spares from Heating Replacement Spares you can guarantee you will receive genuine manufacturer THORN boiler spare parts.