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.
Glowworm Glowworm / Glowworm 2000802731 Printed Circuit Board Replacement Kit Xi Range

£248.98

ex. VAT £207.48 Each

For delivery only

Thermocouple Thermocouple / Thermocouple 10044565 Super Universal 900Mm

£10.73

ex. VAT £8.94 Each

For delivery only

Potterton Potterton / Potterton 5111603 Kit Printed Circuit Board Suprima 30 100

£379.20

ex. VAT £316.00 Each

For delivery only

Worcester Bosch Worcester Bosch / Worcester 87161064310 Pressure Relief Valve

£25.95

ex. VAT £21.62 Each

For delivery only

Heatrae Sadia Heatrae Sadia / Heatrae 95606963 Lower Element

£140.40

ex. VAT £117.00 Each

For delivery only

Baxi Baxi / Baxi 7223558 Heat Exchanger Dhw (20 Plates)

£130.80

ex. VAT £109.00 Each

For delivery only

Worcester Bosch Worcester Bosch / Worcester 8716118443 Fan Assembly Kit

£202.86

ex. VAT £169.05 Each

For delivery only

Ideal Boilers Ideal Boilers / Ideal Domestic 175615 Heat Engine Kit

£491.10

ex. VAT £409.25 Each

For delivery only

Vaillant Vaillant / Vaillant 0020036861 Printed Circuit Board

£279.60

ex. VAT £233.00 Each

For delivery only

Worcester Bosch Worcester Bosch / Worcester 87161160670 Fan Assembly Kit

£201.60

ex. VAT £168.00 Each

For delivery only

Worcester Bosch Worcester Bosch / Worcester 87161163810 Electrodes

£35.28

ex. VAT £29.40 Each

For delivery only

Baxi Baxi / Baxi 248225 Tap Isolation Return

£55.20

ex. VAT £46.00 Each

For delivery only

Vaillant Vaillant / Vaillant 0020010291 Complete Service Cock

£53.98

ex. VAT £44.98 Each

For delivery only

Alpha Alpha / Alpha Boilers 1.025576 Printed Circuit Board for CB/HE Models

£274.80

ex. VAT £229.00 Each

For delivery only

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

£103.33

ex. VAT £86.11 Each

For delivery only

Glowworm Glowworm / Glowworm 0020014402 Heat Exchanger Dhw (16 Plates)

£140.40

ex. VAT £117.00 Each

For delivery only

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

£225.14

ex. VAT £187.62 Each

For delivery only

Glowworm Glowworm / Glowworm 0020020744 0744 Expansion Vess

£109.98

ex. VAT £91.65 Each

For delivery only

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

£235.20

ex. VAT £196.00 Each

For delivery only

Danfoss Danfoss / Danfoss Burner Controls D01-071N7141 Bfp11L3 Pump Diamond Series

£103.20

ex. VAT £86.00 Each

For delivery only

Vaillant Vaillant / Vaillant 0020132683 Diverter Valve, Brass

£151.20

ex. VAT £126.00 Each

For delivery only

Crossland Crossland / Crossland Filter 19489 .375BSP

£18.48

ex. VAT £15.40 1

For delivery only

Ideal Boilers Ideal Boilers / Ideal Domestic 175418 Plate Heat Exchanger Kit 30Kw

£88.02

ex. VAT £73.35 Each

For delivery only

Worcester Bosch Worcester Bosch / Worcester 87161164280 Pressure Gauge

£27.72

ex. VAT £23.10 Each

For delivery only