Boiler Spares

Need a replacement part for a boiler? You’ve come to the right place – at Toolstation, we stock hundreds of boiler spares to help you carry out any service or repair as quickly and efficiently as possible.

We have official replacement parts for an extensive range of boiler brands. Find spare parts for Baxi, Ideal, Danfoss, Worcester Bosch, Vaillant and many more.

Boiler Parts 



Our boiler parts are all listed with the manufacturer’s part ID number, so it couldn’t be easier to find any of the heating spare parts you’re looking for. From valves, switches and sensors to heat exchangers, PCBs and automatic air vents, you’ll always be sure of a Job Done Right when you visit Toolstation.
Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161080720 Mixed O-Ring Pack (CDI Range)

£20.15

ex. VAT £16.79 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87110043670 Seal Inner 60Mm X 8Mm

£7.92

ex. VAT £6.60 Each

For delivery only

Baxi Baxi Baxi / Baxi 248021 O Ring 17.86 X 2.62

£4.91

ex. VAT £4.09 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87105062670 Temperature Limiter Assembly

£51.60

ex. VAT £43.00 Each

For delivery only

Vaillant Vaillant Vaillant / Vaillant 252457 Diverter Valve

£150.00

ex. VAT £125.00 Each

For delivery only

Alpha Alpha Alpha / Alpha Boilers 1.018064 Diverter Valve Motor Assembly

£52.80

ex. VAT £44.00 Each

For delivery only

Baxi Baxi Baxi / Baxi 720301001 Kit Gas Valve Sit 848mm

£106.80

ex. VAT £89.00 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 8716120416 Pump Head Upmo 7M

£236.40

ex. VAT £197.00 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161138370 Siphon Assembly.

£18.63

ex. VAT £15.52 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 8716117725 Heat Exchanger Cleaning Kit

£71.82

ex. VAT £59.85 Each

For delivery only

Riello Riello Riello / Riello 20193432 Photodiode Analogue

£34.78

ex. VAT £28.98 1

For delivery only

Ideal Boilers Ideal Boilers Ideal Boilers / Ideal Domestic 175661 Flow Turbine Cartridge He30 Fugas Pn 10393

£54.86

ex. VAT £45.72 Each

For delivery only

Ideal Boilers Ideal Boilers Ideal Boilers / Ideal Commercial 175935 Kit - Primary Printed Circuit Board

£255.13

ex. VAT £212.61 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87155058250 Membrane Kit (4 Pieces)

£11.88

ex. VAT £9.90 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161051030 Charging Link Assembly

£54.18

ex. VAT £45.15 Each

For delivery only

Baxi Baxi Baxi / Baxi 248049 Gasket Plate Heat Exchanger

£7.98

ex. VAT £6.65 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161068330 Flexible Hose

£28.98

ex. VAT £24.15 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 8716120409 Pump Assembly Upmo 7M Chg

£225.14

ex. VAT £187.62 Each

For delivery only

Vaillant Vaillant Vaillant / Vaillant 0020213146 Diverter Valve

£51.60

ex. VAT £43.00 Each

For delivery only

Ideal Boilers Ideal Boilers Ideal Boilers / Ideal Domestic 175529 Dhw Pack - Logic

£43.37

ex. VAT £36.14 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161064420 Return Manifold Sub-Assembly

£175.31

ex. VAT £146.09 Each

For delivery only

Baxi Baxi Baxi / Baxi 5111714 Condensate Trap Kit

£82.80

ex. VAT £69.00 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87101031530 Rectangular Sealing Gasket

£10.87

ex. VAT £9.06 Each

For delivery only

Vokera Vokera Vokera / Vokera 20147535 Auto Air Vent

£8.38

ex. VAT £6.98 1

For delivery only