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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...

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.
Related Categories
Potterton Potterton / Potterton Com936989 Ignition Electrodes

Product code: AD017

Potterton Com936989 Ignition Electrodes

£123.99

ex. VAT £103.32 Each

Viessmann Viessmann / Viessmann 7828646 Expansion Vessel CRI8

Product code: 10733

Viessmann 7828646 Expansion Vessel CRI8

£138.99

ex. VAT £115.82 Each

Glow-Worm Glow-Worm / Glowworm 0020020734 Fan

Product code: AD142

Glowworm 0020020734 Fan

£239.00

ex. VAT £199.17 Each

Worcester Bosch Worcester Bosch / Worcester 87186822900 Diverter Valve Body Assembly

Product code: AD310

Worcester 87186822900 Diverter Valve Body Assembly

£119.99

ex. VAT £99.99 Each

Vaillant Vaillant / Vaillant 0020221617 Pump

Product code: AD173

Vaillant 0020221617 Pump

£374.99

ex. VAT £312.49 Each

Vaillant Vaillant / Vaillant 0010030632 Pump High Efficiency

Product code: AA481

Vaillant 0010030632 Pump High Efficiency

£288.99

ex. VAT £240.82 1

Vaillant Vaillant / Vaillant 0020176087 Pump

Product code: AD530

Vaillant 0020176087 Pump

£301.99

ex. VAT £251.66 Each

Vaillant Vaillant / Vaillant 178973 Heat Exchanger, Dhw (20 Plates)

Product code: 31575

Vaillant 178973 Heat Exchanger, Dhw (20 Plates)

£207.99

ex. VAT £173.32 Each

Baxi Baxi / Baxi 5121447 Fan

Product code: 73516

Baxi 5121447 Fan

£233.99

ex. VAT £194.99 Each

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

Product code: 40984

Baxi 229421 Kit Fan Spare 30 60 Solo 2 Pf

£279.99

ex. VAT £233.32 Each

Worcester Bosch Worcester Bosch / Worcester 8716117400 Pump Assembly

Product code: AD531

Worcester 8716117400 Pump Assembly

£363.99

ex. VAT £303.32 Each

Baxi Baxi / Baxi 5121025 Electronic Control

Product code: 31616

Baxi 5121025 Electronic Control

£400.99

ex. VAT £334.16 Each

Baxi Baxi / Baxi 7783329 Kit Easy-Fill Perm Link 2

Product code: AD011

Baxi 7783329 Kit Easy-Fill Perm Link 2

£80.49

ex. VAT £67.07 Each

Vaillant Vaillant / Vaillant 0020046863 Gas Pipe

Product code: AD112

Vaillant 0020046863 Gas Pipe

£76.99

ex. VAT £64.16 Each

Baxi Baxi / Baxi 7216534 Spares Kit Motor

Product code: 46625

Baxi 7216534 Spares Kit Motor

£54.49

ex. VAT £45.41 Each

Glowworm Glowworm / Glowworm 0020023825 Main Printed Circuit Board

Product code: 60133

Glowworm 0020023825 Main Printed Circuit Board

£218.99

ex. VAT £182.49 Each

Glowworm Glowworm / Glowworm 0020054163 Heat Exchanger Hx

Product code: AD243

Glowworm 0020054163 Heat Exchanger Hx

£753.99

ex. VAT £628.32 Each

Baxi Baxi / Baxi 5111714 Condensate Trap Kit

Product code: 60103

Baxi 5111714 Condensate Trap Kit

£87.99

ex. VAT £73.32 Each

Vokera Vokera / Vokera 20163408 Se Horizontal Flue - Sales Item

Product code: AD395

Vokera 20163408 Se Horizontal Flue - Sales Item

£160.99

ex. VAT £134.16 Each

Baxi Baxi / Remeha 720783401 Heat Exchanger Assembly 4E-24-28Kw

Product code: AD245

Remeha 720783401 Heat Exchanger Assembly 4E-24-28Kw

£573.99

ex. VAT £478.32 Each

Vaillant Vaillant / Vaillant 130826 Printed Circuit, Cpl.

Product code: AD006

Vaillant 130826 Printed Circuit, Cpl.

£399.00

ex. VAT £332.50 Each

Baxi Baxi / Baxi 7775020 Combustion Ctrl Unit 24/25 Ht

Product code: AD049

Baxi 7775020 Combustion Ctrl Unit 24/25 Ht

£402.99

ex. VAT £335.82 Each

Saunier Duval Saunier Duval / Saunier Duval S1047000 Printed Circuit

Product code: AD426

Saunier Duval S1047000 Printed Circuit

£314.99

ex. VAT £262.49 Each

Vaillant Vaillant / Vaillant 0020068958 Connection Tube

Product code: 87757

Vaillant 0020068958 Connection Tube

£62.49

ex. VAT £52.07 Each

Vokera Vokera / Vokera 1005443 Condensing Exchanger Assembly

Product code: AD134

Vokera 1005443 Condensing Exchanger Assembly

£773.99

ex. VAT £644.99 Each

Vaillant Vaillant / Vaillant 193593 Fan

Product code: 29005

Vaillant 193593 Fan

£238.49

ex. VAT £198.74 Each

Glowworm Glowworm / Glowworm 0010030631 Pump - High Efficiency

Product code: AA483

Glowworm 0010030631 Pump - High Efficiency

£310.99

ex. VAT £259.16 1

Glowworm Glowworm / Glowworm 2000800421 Fan Ultimate 80Ff

Product code: AC959

Glowworm 2000800421 Fan Ultimate 80Ff

£387.99

ex. VAT £323.32 Each

Ideal Boilers Ideal Boilers / Ideal 182490 Pump Kit

Product code: AA489

Ideal 182490 Pump Kit

£407.49

ex. VAT £339.57 1

Baxi Baxi / Baxi 5111978 Trap

Product code: 80961

Baxi 5111978 Trap

£37.99

ex. VAT £31.66 Each

Vaillant Vaillant / Vaillant 0020136629 Display (Pro)

Product code: AD058

Vaillant 0020136629 Display (Pro)

£91.49

ex. VAT £76.24 Each

Worcester Bosch Worcester Bosch / Worcester 87161157400 Heat Exchanger Assembly 18-24Kw

Product code: AD396

Worcester 87161157400 Heat Exchanger Assembly 18-24Kw

£534.00

ex. VAT £445.00 Each

Glowworm Glowworm / Glowworm 2000801990 Pcb Ntpo Micron 30 50

Product code: AC993

Glowworm 2000801990 Pcb Ntpo Micron 30 50

£274.99

ex. VAT £229.16 Each

Glowworm Glowworm / Glowworm S900817 Pcb Alternative Kfb See Rems Single Fuse

Product code: AC946

Glowworm S900817 Pcb Alternative Kfb See Rems Single Fuse

£195.99

ex. VAT £163.32 Each

Ideal Boilers Ideal Boilers / Ideal 175417 Plate Heat Exchanger Kit 24Kw

Product code: AD297

Ideal 175417 Plate Heat Exchanger Kit 24Kw

£78.49

ex. VAT £65.41 Each

Baxi Baxi / Baxi 7211823 Flow Regulator 10 Ltr/Min

Product code: AD044

Baxi 7211823 Flow Regulator 10 Ltr/Min

£73.99

ex. VAT £61.66 Each

Baxi Baxi / Remeha Baxi 720753901 Exp Vsl 8L-24-28-33Kw

Product code: AD093

Remeha Baxi 720753901 Exp Vsl 8L-24-28-33Kw

£147.99

ex. VAT £123.32 Each

Glowworm Glowworm / Glowworm 0020097279 Gas Valve

Product code: AD240

Glowworm 0020097279 Gas Valve

£265.99

ex. VAT £221.66 Each

Ideal Boilers Ideal Boilers / Ideal 176458 Divertor Valve Motor Kit

Product code: AD384

Ideal 176458 Divertor Valve Motor Kit

£73.49

ex. VAT £61.24 1

Worcester Bosch Worcester Bosch / Worcester 87154014500 Front Shell

Product code: AD285

Worcester 87154014500 Front Shell

£328.99

ex. VAT £274.16 Each

Ideal Boilers Ideal Boilers / Ideal 170990 Pump Kit Isar/Icos System

Product code: AD328

Ideal 170990 Pump Kit Isar/Icos System

£320.99

ex. VAT £267.49 Each

Ariston Ariston / Ariston 60000887 Water Flow Service Tap

Product code: 46076

Ariston 60000887 Water Flow Service Tap

£67.49

ex. VAT £56.24 Each

Glowworm Glowworm / Glow 0010030667 Pump - High Efficency

Product code: AD532

Glow 0010030667 Pump - High Efficency

£396.99

ex. VAT £330.82 Each

Glowworm Glowworm / Glowworm 0020097328 Expansion Vessel 8L

Product code: 61401

Glowworm 0020097328 Expansion Vessel 8L

£151.99

ex. VAT £126.66 Each

Viessmann Viessmann / Viessmann 7837231 Expansion Vessel Cri 8

Product code: AD109

Viessmann 7837231 Expansion Vessel Cri 8

£164.49

ex. VAT £137.07 Each

Ideal Boilers Ideal Boilers / Ideal 177708 Pcb

Product code: AD373

Ideal 177708 Pcb

£299.49

ex. VAT £249.57 Each

Ideal Boilers Ideal Boilers / Ideal 175553 Flow Group Kit

Product code: AD272

Ideal 175553 Flow Group Kit

£496.99

ex. VAT £414.16 Each

Ideal Boilers Ideal Boilers / Ideal 176671 Filling Loop

Product code: AD388

Ideal 176671 Filling Loop

£66.99

ex. VAT £55.82 Each