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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
Saunier Duval Saunier Duval / Saunier Duval S5720200 Domestic Hot Water Sensor

Product code: AA479

Saunier Duval S5720200 Domestic Hot Water Sensor

£76.49

ex. VAT £63.74 1

Glowworm Glowworm / Glowworm 2000802442 Gas Valve Replacement Kit

Product code: AD207

Glowworm 2000802442 Gas Valve Replacement Kit

£389.49

ex. VAT £324.57 Each

Vaillant Vaillant / Vaillant 0020034604 Printed Circuit, Cpl.

Product code: AD061

Vaillant 0020034604 Printed Circuit, Cpl.

£299.99

ex. VAT £249.99 Each

Vaillant Vaillant / Vaillant 0020141342 Gas Pipe (Top)

Product code: AD175

Vaillant 0020141342 Gas Pipe (Top)

£102.99

ex. VAT £85.82 Each

Worcester Bosch Worcester Bosch / Worcester 8718600269 Heat Exchanger

Product code: AD407

Worcester 8718600269 Heat Exchanger

£1424.49

ex. VAT £1187.07 Each

Baxi Baxi / Baxi 5107339 Gas Valve Vk4105M Assembly

Product code: AD224

Baxi 5107339 Gas Valve Vk4105M Assembly

£167.99

ex. VAT £139.99 Each

Worcester Bosch Worcester Bosch / Worcester 87186822900 Diverter Valve Body Assembly

Product code: AD310

Worcester 87186822900 Diverter Valve Body Assembly

£119.99

ex. VAT £99.99 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

Ideal Boilers Ideal Boilers / Ideal 175528 Ch Flow Pack - Logic

Product code: AD362

Ideal 175528 Ch Flow Pack - Logic

£58.99

ex. VAT £49.16 Each

Worcester Bosch Worcester Bosch / Worcester 8738717458 Gas Valve Ce427

Product code: AD401

Worcester 8738717458 Gas Valve Ce427

£365.99

ex. VAT £304.99 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

Riello Riello / Riello 20193432 Photodiode Analogue

Product code: AA506

Riello 20193432 Photodiode Analogue

£37.00

ex. VAT £30.83 1

Biasi Biasi / Biasi Bi2015100 Main Pcb (Was A Bi1715105)

Product code: AD264

Biasi Bi2015100 Main Pcb (Was A Bi1715105)

£238.99

ex. VAT £199.16 Each

Worcester Bosch Worcester Bosch / Worcester 87161165610 Pump Ups 15-35-50 130Mm G1 230V 50Hz

Product code: AD391

Worcester 87161165610 Pump Ups 15-35-50 130Mm G1 230V 50Hz

£301.99

ex. VAT £251.66 Each

Vokera Vokera / Vokera 20163408 Se Horizontal Flue - Sales Item

Product code: AD395

Vokera 20163408 Se Horizontal Flue - Sales Item

£160.99

ex. VAT £134.16 Each

Worcester Bosch Worcester Bosch / Worcester 87161055450 Expansion Vessel

Product code: 74039

Worcester 87161055450 Expansion Vessel

£97.99

ex. VAT £81.66 Each

Vaillant Vaillant / Vaillant 181051 Expansion Vessel

Product code: 17927

Vaillant 181051 Expansion Vessel

£136.99

ex. VAT £114.16 Each

Glowworm Glowworm / Glowworm 0010034156 Pump - High Efficency

Product code: AD538

Glowworm 0010034156 Pump - High Efficency

£385.99

ex. VAT £321.66 Each

Baxi Baxi / Baxi 5110992 Kit Electrodes

Product code: 45242

Baxi 5110992 Kit Electrodes

£90.99

ex. VAT £75.82 Each

Viessmann Viessmann / Vokera 01005293 Venturi/Pressure Tube Kit

Product code: AD184

Vokera 01005293 Venturi/Pressure Tube Kit

£374.49

ex. VAT £312.07 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

Vaillant Vaillant / Vaillant 0020059717 Sensor

Product code: 82999

Vaillant 0020059717 Sensor

£30.49

ex. VAT £25.41 Each

Morco Morco / Morco Icb215001 Fan Kit

Product code: AC945

Morco Icb215001 Fan Kit

£172.99

ex. VAT £144.16 Each

Ariston Ariston / Ariston 60001899-03 Printed Circuit Board

Product code: AD268

Ariston 60001899-03 Printed Circuit Board

£265.49

ex. VAT £221.24 Each

Johnson & Starley Johnson & Starley / Johnson & Starley 1000-0523395 Cvbc Main Ignition & Control

Product code: AD070

Johnson & Starley 1000-0523395 Cvbc Main Ignition & Control

£277.49

ex. VAT £231.24 Each

Alpha Alpha / Alpha 1.023673 Gas Valve - Dungs

Product code: AD266

Alpha 1.023673 Gas Valve - Dungs

£163.49

ex. VAT £136.24 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175660 Flow Turbine Cartridge He24 Fugas P/N 10391

Product code: 11972

Ideal Domestic 175660 Flow Turbine Cartridge He24 Fugas P/N 10391

£62.49

ex. VAT £52.07 Each

Vaillant Vaillant / Vaillant 0020040154 Display

Product code: AC943

Vaillant 0020040154 Display

£120.99

ex. VAT £100.82 Each

Glowworm Glowworm / Glowworm 0020026413 Water Valve

Product code: AD025

Glowworm 0020026413 Water Valve

£104.99

ex. VAT £87.49 Each

Remeha Remeha / Remeha 720545001 Flow Switch Assembly

Product code: 69687

Remeha 720545001 Flow Switch Assembly

£113.49

ex. VAT £94.57 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

Worcester Bosch Worcester Bosch / Worcester 8716117079 Printed Circuit Board With Back Panel

Product code: AD354

Worcester 8716117079 Printed Circuit Board With Back Panel

£77.99

ex. VAT £64.99 Each

Ideal Boilers Ideal Boilers / Ideal 179020 Diverter Paddle And Body Kit

Product code: AD284

Ideal 179020 Diverter Paddle And Body Kit

£114.99

ex. VAT £95.82 Each

Vaillant Vaillant / Vaillant 0020141342 Gas Pipe (Top)

Product code: AD177

Vaillant 0020141342 Gas Pipe (Top)

£333.99

ex. VAT £278.32 Each

Ideal Boilers Ideal Boilers / Ideal Commercial 175896 Kit Sump & Cover Replacement

Product code: 68656

Ideal Commercial 175896 Kit Sump & Cover Replacement

£79.99

ex. VAT £66.66 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175668 Diverter Valve Cartridge

Product code: 80602

Ideal Domestic 175668 Diverter Valve Cartridge

£115.49

ex. VAT £96.24 Each

Vokera Vokera / Vokera 20081316 Integrated Fan

Product code: AD132

Vokera 20081316 Integrated Fan

£379.49

ex. VAT £316.24 Each

Alpha Alpha / Alpha 3.025194 Spares Exchanger Kit

Product code: AD033

Alpha 3.025194 Spares Exchanger Kit

£417.99

ex. VAT £348.32 Each

Ideal Boilers Ideal Boilers / Ideal 175979 Flow Sensor Kit

Product code: AD322

Ideal 175979 Flow Sensor Kit

£73.49

ex. VAT £61.24 Each

Baxi Baxi / Baxi 7775020 Combustion Ctrl Unit 24/25 Ht

Product code: AD049

Baxi 7775020 Combustion Ctrl Unit 24/25 Ht

£402.99

ex. VAT £335.82 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

Potterton Potterton / Potterton 409583 Fan Assembly Sifan

Product code: AD235

Potterton 409583 Fan Assembly Sifan

£271.99

ex. VAT £226.66 Each

Worcester Bosch Worcester Bosch / Worcester 87161165190 Expansion Vessel 10L

Product code: AD288

Worcester 87161165190 Expansion Vessel 10L

£114.99

ex. VAT £95.82 Each

Ideal Boilers Ideal Boilers / Ideal 174376 Fan - Imax Xtra F160-F560

Product code: AD303

Ideal 174376 Fan - Imax Xtra F160-F560

£1726.99

ex. VAT £1439.16 Each

Ideal Boilers Ideal Boilers / Ideal 176603 Return Group Kit

Product code: AD319

Ideal 176603 Return Group Kit

£100.49

ex. VAT £83.74 1

Glowworm Glowworm / Glowworm 0020023825 Main Printed Circuit Board

Product code: 60133

Glowworm 0020023825 Main Printed Circuit Board

£218.99

ex. VAT £182.49 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 174244 Kit - Trap & Seal

Product code: 13224

Ideal Domestic 174244 Kit - Trap & Seal

£37.69

ex. VAT £31.41 Each

Ideal Boilers Ideal Boilers / Ideal 176274 Fan - 120 & 150Kw

Product code: AD353

Ideal 176274 Fan - 120 & 150Kw

£1434.99

ex. VAT £1195.82 Each