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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 BoschWorcester Bosch / Worcester 8738901633 Ignition Device 50-100Kw

Product code: AD423

Worcester 8738901633 Ignition Device 50-100Kw

£138.99

ex. VAT £115.82Each

Worcester BoschWorcester Bosch / Worcester 8716117725 Heat Exchanger Cleaning Kit

Product code: 43186

Worcester 8716117725 Heat Exchanger Cleaning Kit

£75.49

ex. VAT £62.91Each

ViessmannViessmann / Viessmann 7871988 Service Kit Vitodens 100-W/111-W

Product code: AD072

Viessmann 7871988 Service Kit Vitodens 100-W/111-W

£76.99

ex. VAT £64.16Each

Worcester BoschWorcester Bosch / Worcester 8716118488 Condensation Pump

Product code: AD376

Worcester 8716118488 Condensation Pump

£381.99

ex. VAT £318.32Each

AristonAriston / Ariston 65104333 Heat Exchanger

Product code: AD253

Ariston 65104333 Heat Exchanger

£138.00

ex. VAT £115.00Each

BaxiBaxi / Baxi 7690360 Printed Circuit Board (Combi 28He)

Product code: 29296

Baxi 7690360 Printed Circuit Board (Combi 28He)

£221.99

ex. VAT £184.99Each

AristonAriston / Ariston 60000629 Return Group

Product code: AD200

Ariston 60000629 Return Group

£92.49

ex. VAT £77.07Each

BaxiBaxi / Baxi 7683965 Plate Heat Ex Kit (12 Plates) 600 800 Eco Compact

Product code: AD168

Baxi 7683965 Plate Heat Ex Kit (12 Plates) 600 800 Eco Compact

£88.99

ex. VAT £74.16Each

VaillantVaillant / Vaillant 0020010291 Complete Service Cock

Product code: 59878

Vaillant 0020010291 Complete Service Cock

£56.99

ex. VAT £47.49Each

VaillantVaillant / Vaillant 190235 Fan, Cpl.

Product code: AC968

Vaillant 190235 Fan, Cpl.

£294.99

ex. VAT £245.82Each

VaillantVaillant / Vaillant 194819 Complete Aqua-Sensor

Product code: 94730

Vaillant 194819 Complete Aqua-Sensor

£100.49

ex. VAT £83.74Each

BaxiBaxi / Baxi 7224765 3 Way Valve Assembly

Product code: 52032

Baxi 7224765 3 Way Valve Assembly

£179.99

ex. VAT £149.99Each

VokeraVokera / Vokera 10023661 Heat Exchanger

Product code: AD161

Vokera 10023661 Heat Exchanger

£348.00

ex. VAT £290.00Each

VaillantVaillant / Vaillant 0020146731 Gas Section With Venturi

Product code: AD048

Vaillant 0020146731 Gas Section With Venturi

£252.99

ex. VAT £210.82Each

BaxiBaxi / Baxi 7216534 Spares Kit Motor

Product code: 46625

Baxi 7216534 Spares Kit Motor

£45.09

ex. VAT £37.57Each

BaxiBaxi / Baxi 7783329 Kit Easy-Fill Perm Link 2

Product code: AD011

Baxi 7783329 Kit Easy-Fill Perm Link 2

£66.00

ex. VAT £55.00Each

PottertonPotterton / Potterton 5112178 Pcb Control 5112178

Product code: AC987

Potterton 5112178 Pcb Control 5112178

£405.99

ex. VAT £338.32Each

PottertonPotterton / Potterton 5111603 Kit Printed Circuit Board Suprima 30 100

Product code: 88604

Potterton 5111603 Kit Printed Circuit Board Suprima 30 100

£398.49

ex. VAT £332.07Each

BaxiBaxi / 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 £123.32Each

VaillantVaillant / Vaillant 0020141342 Gas Pipe (Top)

Product code: AD181

Vaillant 0020141342 Gas Pipe (Top)

£141.99

ex. VAT £118.32Each

Ideal BoilersIdeal Boilers / Ideal 176467 Plate Heat Exchanger Kit 24K

Product code: AD346

Ideal 176467 Plate Heat Exchanger Kit 24K

£125.99

ex. VAT £104.99Each

BaxiBaxi / Baxi 5112430 Fan He

Product code: AC983

Baxi 5112430 Fan He

£135.99

ex. VAT £113.32Each

BaxiBaxi / Baxi 720859501 Expansion Vessel 10L-40Kw

Product code: AD092

Baxi 720859501 Expansion Vessel 10L-40Kw

£122.49

ex. VAT £102.07Each

AristonAriston / Ariston 65104696 Expansion Vessel Support

Product code: AD110

Ariston 65104696 Expansion Vessel Support

£297.99

ex. VAT £248.32Each

AristonAriston / Ariston 60000887 Water Flow Service Tap

Product code: 46076

Ariston 60000887 Water Flow Service Tap

£67.49

ex. VAT £56.24Each

GlowwormGlowworm / Glowworm 0020023825 Main Printed Circuit Board

Product code: 60133

Glowworm 0020023825 Main Printed Circuit Board

£218.99

ex. VAT £182.49Each

GlowwormGlowworm / Glowworm 0010034156 Pump - High Efficency

Product code: AD538

Glowworm 0010034156 Pump - High Efficency

£385.99

ex. VAT £321.66Each

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

Product code: 93649

Worcester 87161157410 Heat Exchanger Bare incl. New Sump

£546.99

ex. VAT £455.82Each

VaillantVaillant / Vaillant 0020195460 Heat Exchanger

Product code: AD178

Vaillant 0020195460 Heat Exchanger

£502.99

ex. VAT £419.16Each

VokeraVokera / Vokera 20039202 Gas Valve Rep 10028538

Product code: AD369

Vokera 20039202 Gas Valve Rep 10028538

£223.49

ex. VAT £186.24Each

Worcester BoschWorcester Bosch / Worcester 87161087220 Diverter Valve Body Assembly

Product code: AD314

Worcester 87161087220 Diverter Valve Body Assembly

£111.99

ex. VAT £93.32Each

ViessmannViessmann / Viessmann 7857233 Control Unit Wb1B Ho

Product code: AD199

Viessmann 7857233 Control Unit Wb1B Ho

£366.00

ex. VAT £305.00Each

VaillantVaillant / Vaillant 0020133816 Electrode

Product code: 41873

Vaillant 0020133816 Electrode

£31.59

ex. VAT £26.32Each

BaxiBaxi / Baxi 5121025 Electronic Control

Product code: 31616

Baxi 5121025 Electronic Control

£400.99

ex. VAT £334.16Each

BaxiBaxi / Baxi 7683801 Kit Expansion Vessel 7L Assy

Product code: AD185

Baxi 7683801 Kit Expansion Vessel 7L Assy

£160.99

ex. VAT £134.16Each

AlphaAlpha / Alpha 1.027959 Pcb

Product code: AD267

Alpha 1.027959 Pcb

£268.99

ex. VAT £224.16Each

VokeraVokera / Vokera 20021496 3 Way Htng Manif & Cartridge

Product code: AD127

Vokera 20021496 3 Way Htng Manif & Cartridge

£105.99

ex. VAT £88.32Each

BaxiBaxi / Baxi 7661748 Heat Exchanger Kit

Product code: AD041

Baxi 7661748 Heat Exchanger Kit

£615.99

ex. VAT £513.32Each

VaillantVaillant / Vaillant 0010030634 Pump - High Efficency

Product code: AD539

Vaillant 0010030634 Pump - High Efficency

£270.99

ex. VAT £225.82Each

Worcester BoschWorcester Bosch / Worcester 8718600083 Control Box Uba3

Product code: AD270

Worcester 8718600083 Control Box Uba3

£437.99

ex. VAT £364.99Each

GlowwormGlowworm / Glowworm 801614 Flue Adaptor

Product code: AC997

Glowworm 801614 Flue Adaptor

£141.99

ex. VAT £118.32Each

Ideal BoilersIdeal Boilers / Ideal Domestic 175591 Electrode - Ignition

Product code: 55266

Ideal Domestic 175591 Electrode - Ignition

£37.69

ex. VAT £31.41Each

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

Product code: 59034

Ideal Domestic 174486 Primary Control Kit He Series

£276.99

ex. VAT £230.82Each

Ideal BoilersIdeal Boilers / Ideal 176365 Burner Seal 100/120Kw Kit

Product code: AD349

Ideal 176365 Burner Seal 100/120Kw Kit

£66.99

ex. VAT £55.82Each

RemehaRemeha / Remeha S62749 Syphon Assembly

Product code: 14851

Remeha S62749 Syphon Assembly

£51.99

ex. VAT £43.32Each

Glow-WormGlow-Worm / Glowworm 0020020734 Fan

Product code: AD142

Glowworm 0020020734 Fan

£239.00

ex. VAT £199.17Each

BaxiBaxi / Remeha 720480401 Valve Gas Combination Block

Product code: AD418

Remeha 720480401 Valve Gas Combination Block

£174.00

ex. VAT £145.00Each

BaxiBaxi / Baxi 7724945 Pump Kit - Upm3 - 6M Lunar 4

Product code: AD005

Baxi 7724945 Pump Kit - Upm3 - 6M Lunar 4

£205.49

ex. VAT £171.24Each