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 / Baxi 547008 Sealing Washer 3/4'

£4.56

ex. VAT £3.80 Each

For delivery only

Vokera Vokera Vokera / Vokera 5070 Fibre Washer

Product code: 23908

Vokera 5070 Fibre Washer

£2.39

ex. VAT £1.99 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161157410 Heat Exchanger Bare incl. New Sump

£505.04

ex. VAT £420.87 Each

For delivery only

Baxi Baxi Baxi / Baxi 5122525 Front Panel Seal

£40.80

ex. VAT £34.00 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161067390 Ignition Lead

£28.98

ex. VAT £24.15 Each

For delivery only

Baxi Baxi Baxi / Baxi 248051 Hydraulic Venturi Assembly

£19.31

ex. VAT £16.09 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161066100 Siphon

Product code: 95870

Worcester 87161066100 Siphon

£42.84

ex. VAT £35.70 Each

For delivery only

Glowworm Glowworm Glowworm / Glowworm 0020020504 EPDM Packing Ring (DN 60)

£17.75

ex. VAT £14.79 Each

For delivery only

Glowworm Glowworm Glowworm / Glowworm 0020023825 Main Printed Circuit Board

£214.68

ex. VAT £178.90 Each

For delivery only

Baxi Baxi Baxi / Baxi 247744 Sealing Washer 1/2"

£4.19

ex. VAT £3.49 Each

For delivery only

Baxi Baxi Baxi / Baxi 5114710 Hydraulic Inlet Assembly

£134.40

ex. VAT £112.00 Each

For delivery only

Baxi Baxi Baxi / Baxi 231711Bax Printed Circuit Board Kit

£314.40

ex. VAT £262.00 Each

For delivery only

Glowworm Glowworm Glowworm / Glowworm 801722 Thermistor Thermometric

£26.40

ex. VAT £22.00 Each

For delivery only

Saunier Duval Saunier Duval Saunier Duval / Saunier Duval S1007000 Filling Cock

£14.51

ex. VAT £12.09 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester T00500087A0 Air Vent

£10.58

ex. VAT £8.82 Each

For delivery only

Vaillant Vaillant Vaillant / Vaillant 014731 Central Heating Service Valve, Cpl.

£70.80

ex. VAT £59.00 Each

For delivery only

Baxi Baxi Baxi / Baxi 5121447 Fan

Product code: 73516

Baxi 5121447 Fan

£193.20

ex. VAT £161.00 Each

For delivery only

Baxi Baxi Baxi / Baxi 229421 Kit Fan Spare 30 60 Solo 2 Pf

£261.60

ex. VAT £218.00 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161064850 Silencer Body

£8.48

ex. VAT £7.07 Each

For delivery only

Worcester Bosch Worcester Bosch Worcester Bosch / Worcester 87161068470 Diverter Valve Motor

£69.28

ex. VAT £57.73 Each

For delivery only

Vokera Vokera Vokera / Vokera 10023568 Supply Inlet Valve

£28.80

ex. VAT £24.00 Each

For delivery only

Vaillant Vaillant Vaillant / Vaillant 0020144603 Cable Bushing

£8.03

ex. VAT £6.69 Each

For delivery only

Baxi Baxi Baxi / Baxi 5118397 Spares Kit Control Knob

£18.71

ex. VAT £15.59 Each

For delivery only

Baxi Baxi Baxi / Baxi 230955 Seal Fan To Turret Pf Mk 2

£21.11

ex. VAT £17.59 Each

For delivery only