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.

Baxi Baxi / Baxi 7683928 Kit Fan Assembly Complete

Product code: AD188

Baxi 7683928 Kit Fan Assembly Complete

£273.60

ex. VAT £228.00 Each

Viessmann Viessmann / Viessmann 7837231 Expansion Vessel Cri 8

Product code: AD109

Viessmann 7837231 Expansion Vessel Cri 8

£164.40

ex. VAT £137.00 Each

Ideal Boilers Ideal Boilers / Ideal Commercial 175981 Flue Manifold - Heat

Product code: 24848

Ideal Commercial 175981 Flue Manifold - Heat

£56.47

ex. VAT £47.06 Each

Ideal Boilers Ideal Boilers / Ideal 175552 Return Group Kit

Product code: AD372

Ideal 175552 Return Group Kit

£144.25

ex. VAT £120.21 Each

Glowworm Glowworm / Glowworm 0020118138 Printed Circuit

Product code: AD130

Glowworm 0020118138 Printed Circuit

£296.40

ex. VAT £247.00 Each

Saunier Duval Saunier Duval / Saun 0020195509 Fan, With Combustion Chamber Cover

Product code: AD187

Saun 0020195509 Fan, With Combustion Chamber Cover

£326.40

ex. VAT £272.00 Each

Ariston Ariston / Ariston 65104333 Heat Exchanger

Product code: AD253

Ariston 65104333 Heat Exchanger

£138.00

ex. VAT £115.00 Each

Viessmann Viessmann / Viessmann 7871988 Service Kit Vitodens 100-W/111-W

Product code: AD072

Viessmann 7871988 Service Kit Vitodens 100-W/111-W

£76.80

ex. VAT £64.00 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95612026 11" Rod Thermostat

Product code: 16896

Heatrae 95612026 11" Rod Thermostat

£85.68

ex. VAT £71.40 Each

Baxi Baxi / Baxi 7661748 Heat Exchanger Kit

Product code: AD041

Baxi 7661748 Heat Exchanger Kit

£560.40

ex. VAT £467.00 Each

Baxi Baxi / Baxi 7690359 Printed Circuit Board

Product code: AD228

Baxi 7690359 Printed Circuit Board

£218.40

ex. VAT £182.00 Each

Vaillant Vaillant / Vaillant 0020034604 Printed Circuit, Cpl.

Product code: AD061

Vaillant 0020034604 Printed Circuit, Cpl.

£277.20

ex. VAT £231.00 Each

Potterton Potterton / Potterton 5112321 Kit Fan 70 80 He

Product code: AD220

Potterton 5112321 Kit Fan 70 80 He

£302.40

ex. VAT £252.00 Each

Glow-Worm Glow-Worm / Glowworm 0020097400 Printed Circuit

Product code: AD138

Glowworm 0020097400 Printed Circuit

£212.40

ex. VAT £177.00 Each

Worcester Bosch Worcester Bosch / Worcester 8716117425 Return Unit

Product code: AD380

Worcester 8716117425 Return Unit

£111.60

ex. VAT £93.00 Each

Vokera Vokera / Vokera 10023568 Supply Inlet Valve

Product code: 69660

Vokera 10023568 Supply Inlet Valve

£33.60

ex. VAT £28.00 Each

Baxi Baxi / Baxi 7683801 Kit Expansion Vessel 7L Assy

Product code: AD185

Baxi 7683801 Kit Expansion Vessel 7L Assy

£160.80

ex. VAT £134.00 Each

Baxi Baxi / Baxi 7224763 Three Way Valve Assembly

Product code: 15920

Baxi 7224763 Three Way Valve Assembly

£179.02

ex. VAT £149.18 Each

Vaillant Vaillant / Vaillant 0020132764 Printed Circuit Board

Product code: 60365

Vaillant 0020132764 Printed Circuit Board

£284.27

ex. VAT £236.89 Each

Vaillant Vaillant / Vaillant 0020231197 Valves (Hydraulic)

Product code: AD405

Vaillant 0020231197 Valves (Hydraulic)

£171.60

ex. VAT £143.00 Each

Ideal Boilers Ideal Boilers / Ideal 175982 Flue Manifold Top - Heat

Product code: AD304

Ideal 175982 Flue Manifold Top - Heat

£97.51

ex. VAT £81.26 Each

Worcester Bosch Worcester Bosch / Worcester 87161072240 Seal, Clip And Screw Kit

Product code: 83945

Worcester 87161072240 Seal, Clip And Screw Kit

£55.59

ex. VAT £46.32 Each

Baxi Baxi / Baxi 5114009 Kit Burner

Product code: AD107

Baxi 5114009 Kit Burner

£194.40

ex. VAT £162.00 Each

Ideal Boilers Ideal Boilers / Ideal 176357 Burner 150Kw Kit

Product code: AD305

Ideal 176357 Burner 150Kw Kit

£734.62

ex. VAT £612.18 Each