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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.
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Vaillant Vaillant / Vaillant 178965 Support

Product code: 88473

Vaillant 178965 Support

£83.99

ex. VAT £69.99 Each

Worcester Bosch Worcester Bosch / Worcester 87161461640 Flow Sensor

Product code: AD283

Worcester 87161461640 Flow Sensor

£55.99

ex. VAT £46.66 Each

Alpha Alpha / Alpha 1.027959 Pcb

Product code: AD267

Alpha 1.027959 Pcb

£268.99

ex. VAT £224.16 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

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

Worcester Bosch Worcester Bosch / Worcester 87161200690 Flow Switch Assembly

Product code: AD330

Worcester 87161200690 Flow Switch Assembly

£98.99

ex. VAT £82.49 Each

Worcester Bosch Worcester Bosch / Worcester 87186913570 Control Cover Assembly

Product code: 67500

Worcester 87186913570 Control Cover Assembly

£52.99

ex. VAT £44.16 Each

Baxi Baxi / Baxi 720222901 Electrode Ionisation

Product code: 59018

Baxi 720222901 Electrode Ionisation

£34.99

ex. VAT £29.16 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

Worcester Bosch Worcester Bosch / Worcester 87186892750 Charging Link Keyless

Product code: AD277

Worcester 87186892750 Charging Link Keyless

£91.99

ex. VAT £76.66 Each

Vaillant Vaillant / Vaillant 0020133816 Electrode

Product code: 41873

Vaillant 0020133816 Electrode

£31.59

ex. VAT £26.32 Each

Worcester Bosch Worcester Bosch / Worcester 8716117425 Return Unit

Product code: AD380

Worcester 8716117425 Return Unit

£111.99

ex. VAT £93.32 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

Reillo Reillo / Reillo Rbs03 Pump R40 Bio Fuel

Product code: 54441

Reillo Rbs03 Pump R40 Bio Fuel

£129.99

ex. VAT £108.32 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

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

Vaillant Vaillant / Vaillant 0020197029 Fan

Product code: AD102

Vaillant 0020197029 Fan

£1208.49

ex. VAT £1007.07 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

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

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

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

Danfoss Danfoss / Danfoss Burner Controls D01-071N1006 NC T85 Coil Service Kit

Product code: 26902

Danfoss Burner Controls D01-071N1006 NC T85 Coil Service Kit

£40.99

ex. VAT £34.16 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 87170021100 Water Valve

Product code: AD427

Worcester 87170021100 Water Valve

£156.99

ex. VAT £130.82 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

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 8716117023 Expansion Vessel

Product code: AD359

Worcester 8716117023 Expansion Vessel

£97.99

ex. VAT £81.66 Each

Worcester Bosch Worcester Bosch / Worcester 8716117424 Return Unit

Product code: AD381

Worcester 8716117424 Return Unit

£153.99

ex. VAT £128.32 Each

Ariston Ariston / Ariston 65104333 Heat Exchanger

Product code: AD253

Ariston 65104333 Heat Exchanger

£138.00

ex. VAT £115.00 Each

Worcester Bosch Worcester Bosch / Worcester Bosch 8716121817 Set of Electrodes

Product code: AA487

Worcester Bosch 8716121817 Set of Electrodes

£54.49

ex. VAT £45.41 1

Andrews Water Heaters Andrews Water Heaters / Andrews E890 Flame Sensor

Product code: AD252

Andrews E890 Flame Sensor

£118.99

ex. VAT £99.16 Each

Worcester Bosch Worcester Bosch / Worcester 87161066850 Heat Exchanger 14 Plate

Product code: 30056

Worcester 87161066850 Heat Exchanger 14 Plate

£180.49

ex. VAT £150.41 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

Viessmann Viessmann / Viessmann 7857233 Control Unit Wb1B Ho

Product code: AD199

Viessmann 7857233 Control Unit Wb1B Ho

£366.00

ex. VAT £305.00 Each

Vaillant Vaillant / Vaillant 0020059560 Isolation Valve

Product code: AD271

Vaillant 0020059560 Isolation Valve

£127.99

ex. VAT £106.66 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95606963 Lower Element

Product code: 35134

Heatrae 95606963 Lower Element

£143.49

ex. VAT £119.57 Each

Vaillant Vaillant / Vaillant 0020135138 Fan

Product code: AD088

Vaillant 0020135138 Fan

£280.99

ex. VAT £234.16 Each

Viessmann Viessmann / Viessmann 7841748 Pcb

Product code: AD194

Viessmann 7841748 Pcb

£354.00

ex. VAT £295.00 Each

Worcester Bosch Worcester Bosch / Worcester 8716117325 Fan Pebm D130 Ac230 50 056W Pwm Hb M Ub

Product code: AD404

Worcester 8716117325 Fan Pebm D130 Ac230 50 056W Pwm Hb M Ub

£216.99

ex. VAT £180.82 Each

Vaillant Vaillant / Vaillant 0020209505 Sensor

Product code: AD257

Vaillant 0020209505 Sensor

£147.99

ex. VAT £123.32 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 87483004840 Printed Circuit Board

Product code: 44707

Worcester 87483004840 Printed Circuit Board

£203.99

ex. VAT £169.99 Each

Worcester Bosch Worcester Bosch / Worcester 87161082120 Heat Exchanger 20 Plate

Product code: AD334

Worcester 87161082120 Heat Exchanger 20 Plate

£175.49

ex. VAT £146.24 Each

Ideal Boilers Ideal Boilers / Ideal 173533 User Control Kit - Isar He

Product code: AD306

Ideal 173533 User Control Kit - Isar He

£154.99

ex. VAT £129.16 Each

Vokera Vokera / Vokera 20002969 Transformer

Product code: AD037

Vokera 20002969 Transformer

£60.00

ex. VAT £50.00 Each

Ideal Boilers Ideal Boilers / Ideal 172625 Fan Kit (Fime Fan Px130/0047 & 0081)

Product code: AD368

Ideal 172625 Fan Kit (Fime Fan Px130/0047 & 0081)

£196.49

ex. VAT £163.74 Each

Honeywell Honeywell / Honeywell Gas V4600C1086 Gas Valve 1/2"
( 1 )

Product code: 14227

Honeywell Gas V4600C1086 Gas Valve 1/2"

£138.99

ex. VAT £115.82 Each

Worcester Bosch Worcester Bosch / Worcester 87161068450 Diverter Valve Assembly

Product code: 89665

Worcester 87161068450 Diverter Valve Assembly

£123.49

ex. VAT £102.91 Each