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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
Worcester Bosch Worcester Bosch / Worcester 8716117725 Heat Exchanger Cleaning Kit

Product code: 43186

Worcester 8716117725 Heat Exchanger Cleaning Kit

£75.49

ex. VAT £62.91 Each

Potterton Potterton / Potterton 407677 Prima NetaHeat Printed Circuit Board

Product code: 46609

Potterton 407677 Prima NetaHeat Printed Circuit Board

£236.49

ex. VAT £197.07 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175615 Heat Engine Kit

Product code: 42798

Ideal Domestic 175615 Heat Engine Kit

£557.99

ex. VAT £464.99 Each

Worcester Bosch Worcester Bosch / Worcester 8716117577 Pump Head

Product code: AD312

Worcester 8716117577 Pump Head

£424.99

ex. VAT £354.16 Each

Vokera Vokera / Vokera 105903 Burner Head Silicone Gasket

Product code: AD242

Vokera 105903 Burner Head Silicone Gasket

£66.00

ex. VAT £55.00 Each

Vokera Vokera / Vokera 20039923 Exchanger Assembly Rep 20025765

Product code: AD035

Vokera 20039923 Exchanger Assembly Rep 20025765

£406.99

ex. VAT £339.16 Each

Ideal Boilers Ideal Boilers / Ideal 175419 Plate Heat Exchanger Kit 35Kw

Product code: AD294

Ideal 175419 Plate Heat Exchanger Kit 35Kw

£89.99

ex. VAT £74.99 Each

Vokera Vokera / Vokera 20069541 Pcb 29He Plus

Product code: AD158

Vokera 20069541 Pcb 29He Plus

£200.49

ex. VAT £167.07 Each

Glowworm Glowworm / Glowworm 0020118138 Printed Circuit

Product code: AD130

Glowworm 0020118138 Printed Circuit

£321.99

ex. VAT £268.32 Each

Potterton Potterton / Potterton 986328 Ignition And Ionisation Unit

Product code: AC989

Potterton 986328 Ignition And Ionisation Unit

£127.49

ex. VAT £106.24 Each

Baxi Baxi / Baxi 7678800 Service Pcb Combi System L4

Product code: AD195

Baxi 7678800 Service Pcb Combi System L4

£180.99

ex. VAT £150.82 Each

Alpha Alpha / Alpha 3.02519 Pcb Printed Circuit Board Kit

Product code: AD179

Alpha 3.02519 Pcb Printed Circuit Board Kit

£259.49

ex. VAT £216.24 Each

Glow-Worm Glow-Worm / Glowworm 0020097400 Printed Circuit

Product code: AD138

Glowworm 0020097400 Printed Circuit

£230.99

ex. VAT £192.49 Each

Baxi Baxi / Remeha 720480401 Valve Gas Combination Block

Product code: AD418

Remeha 720480401 Valve Gas Combination Block

£174.00

ex. VAT £145.00 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95602030 1 3/4 3Kw Element

Product code: AD137

Heatrae 95602030 1 3/4 3Kw Element

£174.99

ex. VAT £145.82 Each

Vaillant Vaillant / Vaillant 0020056561 Display (Grey)

Product code: AD217

Vaillant 0020056561 Display (Grey)

£93.99

ex. VAT £78.32 Each

Worcester Bosch Worcester Bosch / Worcester Bosch Pump 8716122126 UPM 15-70CHG

Product code: AA488

Worcester Bosch Pump 8716122126 UPM 15-70CHG

£133.99

ex. VAT £111.66 1

Worcester Bosch Worcester Bosch / Worcester 87161056520 Fan

Product code: AD289

Worcester 87161056520 Fan

£94.99

ex. VAT £79.16 Each

Worcester Bosch Worcester Bosch / Worcester 87161087220 Diverter Valve Body Assembly

Product code: AD314

Worcester 87161087220 Diverter Valve Body Assembly

£111.99

ex. VAT £93.32 Each

Vaillant Vaillant / Vaillant 0020046177 Printed Circuit Board 20046177

Product code: AC944

Vaillant 0020046177 Printed Circuit Board 20046177

£261.99

ex. VAT £218.32 Each

Andrews Water Heaters Andrews Water Heaters / Anglo Nordic Apollo Ultrasonic Oil Level Monitor

Product code: AD026

Anglo Nordic Apollo Ultrasonic Oil Level Monitor

£190.99

ex. VAT £159.16 Each

Worcester Bosch Worcester Bosch / Worcester 871860492A0 Heat Exchanger Assembly

Product code: AD325

Worcester 871860492A0 Heat Exchanger Assembly

£693.99

ex. VAT £578.32 Each

Glowworm Glowworm / Glowworm 0020054163 Heat Exchanger Hx

Product code: AD243

Glowworm 0020054163 Heat Exchanger Hx

£753.99

ex. VAT £628.32 Each

Glowworm Glowworm / Glowworm 0020020749 Tube, Flow Link

Product code: 50965

Glowworm 0020020749 Tube, Flow Link

£34.99

ex. VAT £29.16 Each

Ideal Boilers Ideal Boilers / Ideal 177530 Plate Heat Exchanger Kit

Product code: AD411

Ideal 177530 Plate Heat Exchanger Kit

£185.99

ex. VAT £154.99 Each

Vaillant Vaillant / Vaillant 0020128697 Wiring Harness

Product code: AD214

Vaillant 0020128697 Wiring Harness

£50.49

ex. VAT £42.07 Each

Baxi Baxi / Baxi 5111978 Trap

Product code: 80961

Baxi 5111978 Trap

£37.99

ex. VAT £31.66 Each

Worcester Bosch Worcester Bosch / Worcester 873790949A0 Control Box

Product code: AD361

Worcester 873790949A0 Control Box

£572.99

ex. VAT £477.49 Each

Glowworm Glowworm / Glowworm 0020026414 Filling Loop

Product code: AD239

Glowworm 0020026414 Filling Loop

£129.99

ex. VAT £108.32 Each

Baxi Baxi / Baxi 7225723 Heat Exchanger Dhw (16 Plates)

Product code: 98416

Baxi 7225723 Heat Exchanger Dhw (16 Plates)

£111.49

ex. VAT £92.91 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 171441 Gas Valve Kit Classic
( 2 )

Product code: 79180

Ideal Domestic 171441 Gas Valve Kit Classic

£173.99

ex. VAT £144.99 Each

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

Product code: 51832

Danfoss Burner Controls D01-071N7141 Bfp11L3 Pump Diamond Series

£120.99

ex. VAT £100.82 Each

Alpha Alpha / Alpha 1.023560 Expansion Vessel 8Lt(Cb/Sy/Cd)

Product code: AD143

Alpha 1.023560 Expansion Vessel 8Lt(Cb/Sy/Cd)

£151.49

ex. VAT £126.24 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

Vaillant Vaillant / Vaillant 0020136628 Display (Plus)

Product code: AD212

Vaillant 0020136628 Display (Plus)

£96.00

ex. VAT £80.00 Each

Vaillant Vaillant / Vaillant 0020246710 Heat Exchanger

Product code: AC999

Vaillant 0020246710 Heat Exchanger

£404.99

ex. VAT £337.49 Each

Vaillant Vaillant / Vaillant 180937 Covering, Cpl.

Product code: AD216

Vaillant 180937 Covering, Cpl.

£193.99

ex. VAT £161.66 Each

Ideal Boilers Ideal Boilers / Ideal 176063 Heat Engine Kit H/O

Product code: AD360

Ideal 176063 Heat Engine Kit H/O

£711.99

ex. VAT £593.32 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95606988 Lower Immersion

Product code: AD196

Heatrae 95606988 Lower Immersion

£171.99

ex. VAT £143.32 Each

Vaillant Vaillant / Vaillant 0020143440 Electrode, Maintenance Kit

Product code: AC937

Vaillant 0020143440 Electrode, Maintenance Kit

£106.99

ex. VAT £89.16 Each

Ariston Ariston / Ariston 60000629 Return Group

Product code: AD200

Ariston 60000629 Return Group

£92.49

ex. VAT £77.07 Each

Vokera Vokera / Vokera 10021792 Linea Pump

Product code: AD084

Vokera 10021792 Linea Pump

£300.00

ex. VAT £250.00 Each

Remeha Remeha / Remeha S62749 Syphon Assembly

Product code: 14851

Remeha S62749 Syphon Assembly

£51.99

ex. VAT £43.32 Each

Glow-Worm Glow-Worm / Glowworm 0020020734 Fan

Product code: AD142

Glowworm 0020020734 Fan

£239.00

ex. VAT £199.17 Each

Ideal Boilers Ideal Boilers / Ideal 175662 Flow Turbine Cart He35 Fugas Pn 10394

Product code: AD320

Ideal 175662 Flow Turbine Cart He35 Fugas Pn 10394

£72.49

ex. VAT £60.41 Each

Baxi Baxi / Baxi 7683926 Kit Fan Assembly

Product code: AD117

Baxi 7683926 Kit Fan Assembly

£184.99

ex. VAT £154.16 Each

Alpha Alpha / Alpha 1.039944 Gas Valve

Product code: AD258

Alpha 1.039944 Gas Valve

£165.99

ex. VAT £138.32 Each

Worcester Bosch Worcester Bosch / Worcester 8716119294 Expansion Vessel

Product code: AD394

Worcester 8716119294 Expansion Vessel

£154.99

ex. VAT £129.16 Each