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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
Vaillant Vaillant / Vaillant 0020030797 Condensate Pump Eco Level

Product code: AC955

Vaillant 0020030797 Condensate Pump Eco Level

£216.00

ex. VAT £180.00 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

Worcester Bosch Worcester Bosch / Worcester 87161056520 Fan

Product code: AD289

Worcester 87161056520 Fan

£94.99

ex. VAT £79.16 Each

Remeha Remeha / Remeha 720545001 Flow Switch Assembly

Product code: 69687

Remeha 720545001 Flow Switch Assembly

£113.49

ex. VAT £94.57 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 248225 Tap Isolation Return

Product code: 49932

Baxi 248225 Tap Isolation Return

£58.00

ex. VAT £48.33 Each

Glowworm Glowworm / Glowworm 0020136541 Heat Exchanger

Product code: AD030

Glowworm 0020136541 Heat Exchanger

£96.00

ex. VAT £80.00 1

Ideal Boilers Ideal Boilers / Ideal 177550 Primary Pcb

Product code: AD422

Ideal 177550 Primary Pcb

£308.99

ex. VAT £257.49 Each

Vokera Vokera / Vokera 10030433 Pcb

Product code: AD160

Vokera 10030433 Pcb

£319.49

ex. VAT £266.24 Each

Baxi Baxi / Baxi 5111714 Condensate Trap Kit

Product code: 60103

Baxi 5111714 Condensate Trap Kit

£87.99

ex. VAT £73.32 Each

Vaillant Vaillant / Vaillant 103409 Heat Exchanger

Product code: AC949

Vaillant 103409 Heat Exchanger

£732.00

ex. VAT £610.00 Each

Baxi Baxi / Baxi 7690358 Printed Circuit Board Kit

Product code: AD147

Baxi 7690358 Printed Circuit Board Kit

£233.99

ex. VAT £194.99 Each

Worcester Bosch Worcester Bosch / Worcester 8718600083 Control Box Uba3

Product code: AD270

Worcester 8718600083 Control Box Uba3

£437.99

ex. VAT £364.99 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

Ideal Boilers Ideal Boilers / Ideal Domestic 174486 Primary Control Kit He Series

Product code: 59034

Ideal Domestic 174486 Primary Control Kit He Series

£276.99

ex. VAT £230.82 Each

Ideal Boilers Ideal Boilers / Ideal 176480 Water Pressure Switch

Product code: AD311

Ideal 176480 Water Pressure Switch

£58.99

ex. VAT £49.16 Each

Worcester Bosch Worcester Bosch / Worcester 8748300910 Circuit Board Greenstar Cdi Combi/System

Product code: AD424

Worcester 8748300910 Circuit Board Greenstar Cdi Combi/System

£111.99

ex. VAT £93.32 Each

Saunier Duval Saunier Duval / Saun 0020195509 Fan, With Combustion Chamber Cover

Product code: AD187

Saun 0020195509 Fan, With Combustion Chamber Cover

£366.00

ex. VAT £305.00 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95606988 Lower Immersion

Product code: AD196

Heatrae 95606988 Lower Immersion

£171.99

ex. VAT £143.32 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

Ideal Boilers Ideal Boilers / Ideal Domestic 171461 Classic Fan Assembly Kit

Product code: 90346

Ideal Domestic 171461 Classic Fan Assembly Kit

£183.99

ex. VAT £153.32 Each

Glowworm Glowworm / Glowworm 0020097279 Gas Valve

Product code: AD240

Glowworm 0020097279 Gas Valve

£265.99

ex. VAT £221.66 Each

Potterton Potterton / Potterton 5112657 Printed Circuit Board 24Eco Heat Exchanger

Product code: 98627

Potterton 5112657 Printed Circuit Board 24Eco Heat Exchanger

£124.99

ex. VAT £104.16 Each

Glow-Worm Glow-Worm / Glowworm 0010032795 Pump - High Efficiency

Product code: AD536

Glowworm 0010032795 Pump - High Efficiency

£252.99

ex. VAT £210.82 Each

Baxi Baxi / Baxi 5132097 Kit Electrode (Spares)

Product code: 15859

Baxi 5132097 Kit Electrode (Spares)

£49.29

ex. VAT £41.07 Each

Glowworm Glowworm / Glowworm 801614 Flue Adaptor

Product code: AC997

Glowworm 801614 Flue Adaptor

£141.99

ex. VAT £118.32 Each

Ideal Boilers Ideal Boilers / Ideal 179855 Primary Pcb Km821 I1 Kit

Product code: AD016

Ideal 179855 Primary Pcb Km821 I1 Kit

£209.99

ex. VAT £174.99 Each

Worcester Bosch Worcester Bosch / Worcester 8738901633 Ignition Device 50-100Kw

Product code: AD423

Worcester 8738901633 Ignition Device 50-100Kw

£138.99

ex. VAT £115.82 Each

Potterton Potterton / Potterton 5105945 Fan Assembly. 30,40L

Product code: AD226

Potterton 5105945 Fan Assembly. 30,40L

£326.49

ex. VAT £272.07 Each

Baxi Baxi / Baxi 7224342 Pressure Differential Assembly

Product code: 98447

Baxi 7224342 Pressure Differential Assembly

£140.99

ex. VAT £117.49 Each

Vaillant Vaillant / Vaillant 0020246710 Heat Exchanger

Product code: AC999

Vaillant 0020246710 Heat Exchanger

£404.99

ex. VAT £337.49 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

Vaillant Vaillant / Vaillant 160969 Pump

Product code: AD210

Vaillant 160969 Pump

£256.99

ex. VAT £214.16 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175596 Water Pressure Transducer
( 2 )

Product code: 97500

Ideal Domestic 175596 Water Pressure Transducer

£41.69

ex. VAT £34.74 Each

Baxi Baxi / Baxi 7731044 Erp Control

Product code: AD055

Baxi 7731044 Erp Control

£455.00

ex. VAT £379.17 Each

Vaillant Vaillant / Vaillant 0020128697 Wiring Harness

Product code: AD214

Vaillant 0020128697 Wiring Harness

£50.49

ex. VAT £42.07 Each

Baxi Baxi / Baxi 241900 Valve Multifunctional

Product code: 91639

Baxi 241900 Valve Multifunctional

£193.99

ex. VAT £161.66 Each

Worcester Bosch Worcester Bosch / Worcester 87161066630 Mechanical Timer MT10

Product code: 82159

Worcester 87161066630 Mechanical Timer MT10

£106.99

ex. VAT £89.16 Each

Baxi Baxi / Baxi 720852601 Plte To Plte Heat Exchanger 20 Plts

Product code: AD046

Baxi 720852601 Plte To Plte Heat Exchanger 20 Plts

£139.99

ex. VAT £116.66 Each

Vaillant Vaillant / Vaillant 0020035222 Gas Section

Product code: AC942

Vaillant 0020035222 Gas Section

£321.99

ex. VAT £268.32 Each

Glowworm Glowworm / Glowworm 0020014168 Valve

Product code: 74487

Glowworm 0020014168 Valve

£168.99

ex. VAT £140.82 Each

Heatrae Sadia Heatrae Sadia / Heatrae 7030124 Pcb Kit Standard

Product code: AD176

Heatrae 7030124 Pcb Kit Standard

£367.99

ex. VAT £306.66 Each

Glowworm Glowworm / Glowworm 0020026411 Tap

Product code: AD231

Glowworm 0020026411 Tap

£92.99

ex. VAT £77.49 Each

Alpha Alpha / Alpha 3.025191 Spares Gas Valve Kit

Product code: AD032

Alpha 3.025191 Spares Gas Valve Kit

£177.99

ex. VAT £148.32 Each

Worcester Bosch Worcester Bosch / Worcester 87161113250 Gas Valve

Product code: 35787

Worcester 87161113250 Gas Valve

£182.99

ex. VAT £152.49 Each

Saunier Duval Saunier Duval / Saun 0020195507 Fan, With Combustion Chamber Cover

Product code: AD008

Saun 0020195507 Fan, With Combustion Chamber Cover

£428.00

ex. VAT £356.67 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175661 Flow Turbine Cartridge He30 Fugas Pn 10393

Product code: 45062

Ideal Domestic 175661 Flow Turbine Cartridge He30 Fugas Pn 10393

£62.49

ex. VAT £52.07 Each

Lowara Lowara / Lowa 60B0L1011 Ecocirc M 25-6/130 Circulating Pump Heating

Product code: AD038

Lowa 60B0L1011 Ecocirc M 25-6/130 Circulating Pump Heating

£99.99

ex. VAT £83.32 Each