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.
Ideal Boilers Ideal Boilers Ideal Boilers / Ideal Domestic 172548 Mini Ignition Printed Circuit Board

£119.91

ex. VAT £99.92 Each

For delivery only

Danfoss Danfoss Danfoss / Danfoss D01-030H8320 Nozzle 01.00 X 80 EH

£9.95

ex. VAT £8.29 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester Heat Exchanger Series Cleaning Set 77190019960

£59.22

ex. VAT £49.35 Each

For delivery only

Ideal Boilers Ideal Boilers Ideal Boilers / Ideal Commercial 176473 Flow Sensor And Turbine Kit

£56.13

ex. VAT £46.77 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161112090 Terminal Outlet

£23.17

ex. VAT £19.31 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 8716119385 Printed Circuit Board And Back Panel

£103.33

ex. VAT £86.11 Each

For delivery only

Vaillant Vaillant Vaillant / Vaillant 178965 Support

Product code: 88473

Vaillant 178965 Support

£75.60

ex. VAT £63.00 Each

For delivery only

Ariston Ariston Ariston / Ariston 573520  Gasket 3/4

Product code: 28294

Ariston 573520 Gasket 3/4

£2.39

ex. VAT £1.99 Each

For delivery only

Vaillant Vaillant Vaillant / Vaillant 194819 Complete Aqua-Sensor

£92.40

ex. VAT £77.00 Each

For delivery only

Vaillant Vaillant Vaillant / Vaillant 0020048969 Knobs Grey (Pk3)

£15.35

ex. VAT £12.79 Each

For delivery only

Danfoss Danfoss Danfoss / Danfoss D01-030H6312 Nozzle 00.60 X 60 EH

£9.95

ex. VAT £8.29 Each

For delivery only

Vokera Vokera Vokera / Vokera 20081926 NTC/Thermistor

£20.71

ex. VAT £17.26 Each

For delivery only

Grant Grant Grant / Grant Boilers Ltd MPrinted Circuit Boards29 Auto Airvent

£14.03

ex. VAT £11.69 Each

For delivery only

Ideal Boilers Ideal Boilers Ideal Boilers / Ideal Domestic 175551 Expansion Vessel Kit

£130.73

ex. VAT £108.94 Each

For delivery only

Baxi Baxi Baxi / Baxi 5112380 Printed Circuit Board

£189.60

ex. VAT £158.00 Each

For delivery only

Vaillant Vaillant Vaillant / Vaillant 981227 Packing Ring

Product code: 94111

Vaillant 981227 Packing Ring

£7.88

ex. VAT £6.57 Each

For delivery only

Thermocouple Thermocouple Thermocouple / Thermocouple 10044619 Honeywell Q309A 900Mm Type - 703064S- 10044619

£13.07

ex. VAT £10.89 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87110041680 Burner Sealing

£22.66

ex. VAT £18.88 Each

For delivery only

Chaffoteaux Chaffoteaux Chaffoteaux / Chaffoteaux 61002249 Lip Seal

£2.39

ex. VAT £1.99 Each

For delivery only

Glowworm Glowworm Glowworm / Glowworm 0020118196 Diverter Valve

£13.08

ex. VAT £10.90 Each

For delivery only

Baxi Baxi Baxi / Baxi 720878202 Printed Circuit Board - Combi/System

£235.20

ex. VAT £196.00 Each

For delivery only

Danfoss Danfoss Danfoss / Danfoss D01-030F6314 Nozzle 00.65 X 60 ES

£9.95

ex. VAT £8.29 Each

For delivery only

Ideal Boilers Ideal Boilers Ideal Boilers / Ideal Domestic 174244 Kit - Trap & Seal

£33.16

ex. VAT £27.63 Each

For delivery only

Glowworm Glowworm Glowworm / Glowworm 0020014168 Valve

Product code: 74487

Glowworm 0020014168 Valve

£150.00

ex. VAT £125.00 Each

For delivery only