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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
Ideal BoilersIdeal Boilers / Ideal 176603 Return Group Kit

Product code: AD319

Ideal 176603 Return Group Kit

£100.49

ex. VAT £83.741

PottertonPotterton / Potterton 5119495 Spares Kit Filling Loop

Product code: 98572

Potterton 5119495 Spares Kit Filling Loop

£84.99

ex. VAT £70.82Each

Saunier DuvalSaunier Duval / Saunier Duval S5720500 System Pressure Sensor

Product code: 71184

Saunier Duval S5720500 System Pressure Sensor

£39.99

ex. VAT £33.32Each

BaxiBaxi / Remeha 7219280 Service Kit - Post Serial Number 0616

Product code: AD336

Remeha 7219280 Service Kit - Post Serial Number 0616

£178.99

ex. VAT £149.16Each

VaillantVaillant / Vaillant 0020010296 Service Cock

Product code: AC947

Vaillant 0020010296 Service Cock

£50.49

ex. VAT £42.07Each

BaxiBaxi / Baxi 244758 Kit Flue Elbow Sealing Ring

Product code: 55726

Baxi 244758 Kit Flue Elbow Sealing Ring

£37.99

ex. VAT £31.66Each

VokeraVokera / Vokera 20039202 Gas Valve Rep 10028538

Product code: AD369

Vokera 20039202 Gas Valve Rep 10028538

£223.49

ex. VAT £186.24Each

PottertonPotterton / Potterton 409583 Fan Assembly Sifan

Product code: AD235

Potterton 409583 Fan Assembly Sifan

£265.49

ex. VAT £221.24Each

VokeraVokera / Vokera 20002969 Transformer

Product code: AD037

Vokera 20002969 Transformer

£60.00

ex. VAT £50.00Each

Ideal BoilersIdeal Boilers / Ideal 173624 Divertor Valve Kit Isar

Product code: AD281

Ideal 173624 Divertor Valve Kit Isar

£244.49

ex. VAT £203.74Each

Worcester BoschWorcester Bosch / Worcester 8736500000 Controller

Product code: AD403

Worcester 8736500000 Controller

£633.99

ex. VAT £528.32Each

RemehaRemeha / Remeha 720545001 Flow Switch Assembly

Product code: 69687

Remeha 720545001 Flow Switch Assembly

£113.49

ex. VAT £94.57Each

AlphaAlpha / Alpha 3.018652 Seal Kit

Product code: AD146

Alpha 3.018652 Seal Kit

£100.99

ex. VAT £84.16Each

VaillantVaillant / Vaillant 0020213146 Diverter Valve

Product code: 96733

Vaillant 0020213146 Diverter Valve

£56.49

ex. VAT £47.07Each

VaillantVaillant / Vaillant 0020035220 Fan

Product code: AD223

Vaillant 0020035220 Fan

£277.49

ex. VAT £231.24Each

Ideal BoilersIdeal Boilers / Ideal 175982 Flue Manifold Top - Heat

Product code: AD304

Ideal 175982 Flue Manifold Top - Heat

£97.99

ex. VAT £81.66Each

Ideal BoilersIdeal Boilers / Ideal 179171 Control Box Front Kit

Product code: AD204

Ideal 179171 Control Box Front Kit

£165.99

ex. VAT £138.32Each

BaxiBaxi / Baxi 7216534 Spares Kit Motor

Product code: 46625

Baxi 7216534 Spares Kit Motor

£45.09

ex. VAT £37.57Each

Ideal BoilersIdeal Boilers / Ideal 177608 Primary Pcb Kit I11

Product code: AD205

Ideal 177608 Primary Pcb Kit I11

£295.49

ex. VAT £246.24Each

Worcester BoschWorcester Bosch / Worcester 87172043250 Centrifugal Blower

Product code: AD291

Worcester 87172043250 Centrifugal Blower

£289.99

ex. VAT £241.66Each

GlowwormGlowworm / Glowworm 0020020744 0744 Expansion Vess

Product code: 81334

Glowworm 0020020744 0744 Expansion Vess

£87.49

ex. VAT £72.91Each

GlowwormGlowworm / Glowworm 2000800421 Fan Ultimate 80Ff

Product code: AC959

Glowworm 2000800421 Fan Ultimate 80Ff

£387.99

ex. VAT £323.32Each

Worcester BoschWorcester Bosch / Worcester 87161201310 Diverter Valve Assembly V4044F1109

Product code: AD287

Worcester 87161201310 Diverter Valve Assembly V4044F1109

£206.49

ex. VAT £172.07Each

BaxiBaxi / Baxi 720301001 Kit Gas Valve Sit 848mm

Product code: 31729

Baxi 720301001 Kit Gas Valve Sit 848mm

£114.99

ex. VAT £95.82Each

Ideal BoilersIdeal Boilers / Ideal 176357 Burner 150Kw Kit

Product code: AD305

Ideal 176357 Burner 150Kw Kit

£734.99

ex. VAT £612.49Each

MorcoMorco / Morco Icb215001 Fan Kit

Product code: AC945

Morco Icb215001 Fan Kit

£172.99

ex. VAT £144.16Each

VaillantVaillant / Vaillant 0020135122 Venturi

Product code: AD091

Vaillant 0020135122 Venturi

£192.99

ex. VAT £160.82Each

VaillantVaillant / Vaillant 0020135139 Fan

Product code: AD215

Vaillant 0020135139 Fan

£581.99

ex. VAT £484.99Each

Worcester BoschWorcester Bosch / Worcester 87161165190 Expansion Vessel 10L

Product code: AD288

Worcester 87161165190 Expansion Vessel 10L

£114.99

ex. VAT £95.82Each

GlowwormGlowworm / Glowworm 0020023825 Main Printed Circuit Board

Product code: 60133

Glowworm 0020023825 Main Printed Circuit Board

£218.99

ex. VAT £182.49Each

BaxiBaxi / Baxi 7683801 Kit Expansion Vessel 7L Assy

Product code: AD185

Baxi 7683801 Kit Expansion Vessel 7L Assy

£160.99

ex. VAT £134.16Each

ViessmannViessmann / Vokera 01005293 Venturi/Pressure Tube Kit

Product code: AD184

Vokera 01005293 Venturi/Pressure Tube Kit

£374.49

ex. VAT £312.07Each

DanfossDanfoss / Danfoss 071N7156 Bfp21L3 Pump - Diamond Series

Product code: AD171

Danfoss 071N7156 Bfp21L3 Pump - Diamond Series

£113.99

ex. VAT £94.99Each

AristonAriston / Ariston 60001899-03 Printed Circuit Board

Product code: AD268

Ariston 60001899-03 Printed Circuit Board

£265.49

ex. VAT £221.24Each

VaillantVaillant / Vaillant 0020135123 Venturi

Product code: AD057

Vaillant 0020135123 Venturi

£192.99

ex. VAT £160.82Each

VaillantVaillant / Vaillant 0020146731 Gas Section With Venturi

Product code: AD048

Vaillant 0020146731 Gas Section With Venturi

£252.99

ex. VAT £210.82Each

VaillantVaillant / Vaillant 0020110996 Gas Section

Product code: 30362

Vaillant 0020110996 Gas Section

£257.99

ex. VAT £214.99Each

VokeraVokera / Vokera 01005411 Condensing Unit

Product code: AD123

Vokera 01005411 Condensing Unit

£436.99

ex. VAT £364.16Each

BaxiBaxi / Baxi 7686321 Kit Connections Pack - Combi

Product code: AD167

Baxi 7686321 Kit Connections Pack - Combi

£141.99

ex. VAT £118.32Each

Andrews Water HeatersAndrews Water Heaters / Andrews E659 Ga Valv-Cwh

Product code: AD106

Andrews E659 Ga Valv-Cwh

£365.99

ex. VAT £304.99Each

Worcester BoschWorcester Bosch / Worcester 87182256360 Siphon

Product code: AD324

Worcester 87182256360 Siphon

£110.49

ex. VAT £92.07Each

BaxiBaxi / Baxi 7690352 Printed Circuit Board

Product code: AD014

Baxi 7690352 Printed Circuit Board

£248.99

ex. VAT £207.49Each

VaillantVaillant / Vaillant 0020136628 Display (Plus)

Product code: AD212

Vaillant 0020136628 Display (Plus)

£96.00

ex. VAT £80.00Each

Worcester BoschWorcester Bosch / Worcester 8716120416 Pump Head Upmo 7M

Product code: 76892

Worcester 8716120416 Pump Head Upmo 7M

£268.99

ex. VAT £224.16Each

Ideal BoilersIdeal Boilers / Ideal 176671 Filling Loop

Product code: AD388

Ideal 176671 Filling Loop

£66.99

ex. VAT £55.82Each

BaxiBaxi / Baxi 720790001 Pt To Pt Heat Exchanger 14Ps 24-28-33Kw

Product code: AD019

Baxi 720790001 Pt To Pt Heat Exchanger 14Ps 24-28-33Kw

£127.49

ex. VAT £106.24Each

BaxiBaxi / Baxi 7686344 Ignition Electrode

Product code: AD186

Baxi 7686344 Ignition Electrode

£78.00

ex. VAT £65.00Each

BaxiBaxi / Baxi 7786342 Combustion Ctrl Unit 18/19 Ht

Product code: AD174

Baxi 7786342 Combustion Ctrl Unit 18/19 Ht

£354.99

ex. VAT £295.82Each