Sime Boiler Parts.co.uk supply an extensive range of Sime Spares for Sime boilers, please see our Sime models covered below. Our Sime Spare Parts Catalogue include Automatic Air Vents, Burners, Casings, Control Knobs, Fans, Flowswitches, Flues, Gas Valves, Heat Exchangers, Injectors, Microswitches, Pressure Switches, Printed Circuit Boards, Pumps, Safety Valves, Sensors, Thermostats any many more Sime Spare Parts.