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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 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 87483004840 Printed Circuit Board

Product code: 44707

Worcester 87483004840 Printed Circuit Board

£203.99

ex. VAT £169.99 Each

H G Matthews H G Matthews / Hostman Channelplus H3747 Programmer

Product code: AA495

Hostman Channelplus H3747 Programmer

£176.49

ex. VAT £147.07 1

Worcester Bosch Worcester Bosch / Worcester 87161164280 Pressure Gauge

Product code: 81600

Worcester 87161164280 Pressure Gauge

£29.19

ex. VAT £24.32 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95605897 - Cold Water Combination Valve Complete

Product code: AD345

Heatrae 95605897 - Cold Water Combination Valve Complete

£151.99

ex. VAT £126.66 Each

Worcester Bosch Worcester Bosch / Worcester 87377046110 Diverter Valve Assembly

Product code: AD358

Worcester 87377046110 Diverter Valve Assembly

£93.99

ex. VAT £78.32 Each

Vaillant Vaillant / Vaillant 0020133816 Electrode

Product code: 41873

Vaillant 0020133816 Electrode

£31.59

ex. VAT £26.32 Each

Worcester Bosch Worcester Bosch / Worcester Bosch 8716122562 Flow Sensor

Product code: AA491

Worcester Bosch 8716122562 Flow Sensor

£58.99

ex. VAT £49.16 1

Potterton Potterton / Potterton 5112178 Pcb Control 5112178

Product code: AC987

Potterton 5112178 Pcb Control 5112178

£405.99

ex. VAT £338.32 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175593 Ignitor Unit

Product code: 78275

Ideal Domestic 175593 Ignitor Unit

£52.49

ex. VAT £43.74 Each

Vaillant Vaillant / Vaillant 0020010291 Complete Service Cock

Product code: 59878

Vaillant 0020010291 Complete Service Cock

£56.99

ex. VAT £47.49 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

Ferroli Ferroli / Ferroli 39812370 Pcb - Mf08F.1

Product code: AD265

Ferroli 39812370 Pcb - Mf08F.1

£225.99

ex. VAT £188.32 Each

Ariston Ariston / Ariston 65104333 Heat Exchanger

Product code: AD253

Ariston 65104333 Heat Exchanger

£138.00

ex. VAT £115.00 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95605022 Valve Cold Wtr Combi.Comp Prem

Product code: AD356

Heatrae 95605022 Valve Cold Wtr Combi.Comp Prem

£148.99

ex. VAT £124.16 Each

Vaillant Vaillant / Vaillant 0010028086 Printed Circuit Board

Product code: 70013

Vaillant 0010028086 Printed Circuit Board

£253.99

ex. VAT £211.66 Each

Worcester Bosch Worcester Bosch / Worcester 8716117425 Return Unit

Product code: AD380

Worcester 8716117425 Return Unit

£111.99

ex. VAT £93.32 Each

Ideal Boilers Ideal Boilers / Ideal 177529 Plate Heat Exchanger Kit - Abk Onwards

Product code: AD378

Ideal 177529 Plate Heat Exchanger Kit - Abk Onwards

£164.49

ex. VAT £137.07 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95606963 Lower Element

Product code: 35134

Heatrae 95606963 Lower Element

£143.49

ex. VAT £119.57 Each

Grant Grant / Grant VBS159 Wilo HE Circulating Pump (7M)

Product code: AA493

Grant VBS159 Wilo HE Circulating Pump (7M)

£195.99

ex. VAT £163.32 1

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

Worcester Bosch Worcester Bosch / Worcester 87186892750 Charging Link Keyless

Product code: AD277

Worcester 87186892750 Charging Link Keyless

£91.99

ex. VAT £76.66 Each

EOGB EOGB / Eogb M02-1-70-03 B9-70W Motor

Product code: AD203

Eogb M02-1-70-03 B9-70W Motor

£96.00

ex. VAT £80.00 Each

Valor Valor / Valor 5130570 Auto Air Vent

Product code: AD340

Valor 5130570 Auto Air Vent

£55.49

ex. VAT £46.24 Each

EOGB EOGB / EOGB Ltd F08-0890-A-14M-S Flexible 890Mm Biogreen Mectron

Product code: 87537

EOGB Ltd F08-0890-A-14M-S Flexible 890Mm Biogreen Mectron

£17.19

ex. VAT £14.32 Each

Worcester Bosch Worcester Bosch / Worcester 87161200690 Flow Switch Assembly

Product code: AD330

Worcester 87161200690 Flow Switch Assembly

£98.99

ex. VAT £82.49 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

Grant Grant / Grant Mpss06 24 Litre Expansion Vessel

Product code: AD256

Grant Mpss06 24 Litre Expansion Vessel

£99.99

ex. VAT £83.32 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

Vaillant Vaillant / Vaillant 193590 Ignition Cable

Product code: 96158

Vaillant 193590 Ignition Cable

£29.99

ex. VAT £24.99 Each

Worcester Bosch Worcester Bosch / Worcester 87161067390 Ignition Lead

Product code: 28664

Worcester 87161067390 Ignition Lead

£31.99

ex. VAT £26.66 Each

Glowworm Glowworm / Glowworm 0020152565 Electrode (Kit)

Product code: 76931

Glowworm 0020152565 Electrode (Kit)

£54.99

ex. VAT £45.82 Each

Worcester Bosch Worcester Bosch / Worcester 87182252430 Conversion Kit Sit 848

Product code: AD393

Worcester 87182252430 Conversion Kit Sit 848

£210.00

ex. VAT £175.00 Each

Alpha Alpha / Alpha 1.027959 Pcb

Product code: AD267

Alpha 1.027959 Pcb

£268.99

ex. VAT £224.16 Each

Vokera Vokera / Vokera 20002969 Transformer

Product code: AD037

Vokera 20002969 Transformer

£60.00

ex. VAT £50.00 Each

Worcester Bosch Worcester Bosch / Worcester 77161920070 Electronic Timer-T230E7

Product code: AD321

Worcester 77161920070 Electronic Timer-T230E7

£202.99

ex. VAT £169.16 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95615080 Main Power Pcb - Amptec

Product code: AD010

Heatrae 95615080 Main Power Pcb - Amptec

£157.99

ex. VAT £131.66 Each

Vaillant Vaillant / Vaillant 0020059560 Isolation Valve

Product code: AD271

Vaillant 0020059560 Isolation Valve

£127.99

ex. VAT £106.66 Each

Worcester Bosch Worcester Bosch / Worcester 87161072240 Seal, Clip And Screw Kit

Product code: 83945

Worcester 87161072240 Seal, Clip And Screw Kit

£55.99

ex. VAT £46.66 Each

Worcester Bosch Worcester Bosch / Worcester 87483004880 Printed Circuit Board Pcb

Product code: AD339

Worcester 87483004880 Printed Circuit Board Pcb

£350.99

ex. VAT £292.49 Each

Vaillant Vaillant / Vaillant 0020135138 Fan

Product code: AD088

Vaillant 0020135138 Fan

£280.99

ex. VAT £234.16 Each

Reillo Reillo / Reillo Rbs101 Biodiesel Fuel Pump

Product code: 68311

Reillo Rbs101 Biodiesel Fuel Pump

£118.99

ex. VAT £99.16 Each

Worcester Bosch Worcester Bosch / Worcester 8716117023 Expansion Vessel

Product code: AD359

Worcester 8716117023 Expansion Vessel

£97.99

ex. VAT £81.66 Each

Ideal Boilers Ideal Boilers / Ideal 176313 Gas Valve 30, 40, 60, 80 & 150Kw Kit

Product code: AD338

Ideal 176313 Gas Valve 30, 40, 60, 80 & 150Kw Kit

£160.99

ex. VAT £134.16 Each

Worcester Bosch Worcester Bosch / Worcester 8716117424 Return Unit

Product code: AD381

Worcester 8716117424 Return Unit

£153.99

ex. VAT £128.32 Each

Reillo Reillo / Reillo Rbs03 Pump R40 Bio Fuel

Product code: 54441

Reillo Rbs03 Pump R40 Bio Fuel

£129.99

ex. VAT £108.32 Each

Danfoss Danfoss / Danfoss 071N7155 Bfp11R3 Pump - Diamond Series

Product code: AD157

Danfoss 071N7155 Bfp11R3 Pump - Diamond Series

£101.99

ex. VAT £84.99 Each

Andrews Water Heaters Andrews Water Heaters / Andrews E890 Flame Sensor

Product code: AD252

Andrews E890 Flame Sensor

£118.99

ex. VAT £99.16 Each