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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
Johnson & Starley Johnson & Starley / Johnson And Starley 1000-0522635 Fan C/W 2 Gaskets & 5 Screw

Product code: AD225

Johnson And Starley 1000-0522635 Fan C/W 2 Gaskets & 5 Screw

£367.49

ex. VAT £306.24 Each

Worcester Bosch Worcester Bosch / Worcester 871860004A0 Gas Valve 848 Sigma Rohs Compliant

Product code: AD366

Worcester 871860004A0 Gas Valve 848 Sigma Rohs Compliant

£166.99

ex. VAT £139.16 Each

Vaillant Vaillant / Vaillant 0020135124 Venturi

Product code: AD065

Vaillant 0020135124 Venturi

£185.19

ex. VAT £154.32 Each

Remeha Remeha / Remeha S62749 Syphon Assembly

Product code: 14851

Remeha S62749 Syphon Assembly

£51.99

ex. VAT £43.32 Each

Vaillant Vaillant / Vaillant 180935 Covering, Cpl.

Product code: AD071

Vaillant 180935 Covering, Cpl.

£283.99

ex. VAT £236.66 Each

Vokera Vokera / Vokera 1789 Heating Valve

Product code: 52999

Vokera 1789 Heating Valve

£37.19

ex. VAT £30.99 Each

Valor Valor / Valor 3002988 Pilot Unit

Product code: AD348

Valor 3002988 Pilot Unit

£56.49

ex. VAT £47.07 Each

Worcester Bosch Worcester Bosch / Worcester 8748300938 Printed Circuit

Product code: 60211

Worcester 8748300938 Printed Circuit

£93.99

ex. VAT £78.32 Each

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

Product code: 14525

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

£17.69

ex. VAT £14.74 Each

Vokera Vokera / Vokera 10024035 Fan Assembly

Product code: AD248

Vokera 10024035 Fan Assembly

£235.99

ex. VAT £196.66 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

Baxi Baxi / Baxi 7211823 Flow Regulator 10 Ltr/Min

Product code: AD044

Baxi 7211823 Flow Regulator 10 Ltr/Min

£73.99

ex. VAT £61.66 Each

Glowworm Glowworm / Glowworm S227033 Fan Sifan Ffb1701 030

Product code: AC972

Glowworm S227033 Fan Sifan Ffb1701 030

£300.00

ex. VAT £250.00 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

Ideal Boilers Ideal Boilers / Ideal Commercial 177540 Expansion Vessel Kit - Abk Onwards

Product code: 16568

Ideal Commercial 177540 Expansion Vessel Kit - Abk Onwards

£145.49

ex. VAT £121.24 Each

Vokera Vokera / Vokera 20205196 Main PCB

Product code: AA501

Vokera 20205196 Main PCB

£152.99

ex. VAT £127.49 1

Vaillant Vaillant / Vaillant 252457 Diverter Valve

Product code: 66438

Vaillant 252457 Diverter Valve

£165.99

ex. VAT £138.32 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

Baxi Baxi / Baxi 720820901 Hydrlc Assembly 12-32Kw

Product code: AD003

Baxi 720820901 Hydrlc Assembly 12-32Kw

£554.49

ex. VAT £462.07 Each

Worcester Bosch Worcester Bosch / Worcester 87229638580 Temperature Limit Sensor

Product code: 99332

Worcester 87229638580 Temperature Limit Sensor

£39.79

ex. VAT £33.16 Each

Johnson & Starley Johnson & Starley / Johnson And Starley 1000-0019005 Expansion Vessel C/W Washer

Product code: AD251

Johnson And Starley 1000-0019005 Expansion Vessel C/W Washer

£196.99

ex. VAT £164.16 Each

Ideal Boilers Ideal Boilers / Ideal 154810 Gas Valve-Vr4601 Ab1034

Product code: AD280

Ideal 154810 Gas Valve-Vr4601 Ab1034

£243.99

ex. VAT £203.32 Each

Glowworm Glowworm / Glowworm S900817 Pcb Alternative Kfb See Rems Single Fuse

Product code: AC946

Glowworm S900817 Pcb Alternative Kfb See Rems Single Fuse

£195.99

ex. VAT £163.32 Each

Intergas Intergas / Intergas 074397 Fan

Product code: AD148

Intergas 074397 Fan

£208.99

ex. VAT £174.16 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

Glowworm Glowworm / Glowworm 0020020749 Tube, Flow Link

Product code: 50965

Glowworm 0020020749 Tube, Flow Link

£34.99

ex. VAT £29.16 Each

Ideal Boilers Ideal Boilers / Ideal 175662 Flow Turbine Cart He35 Fugas Pn 10394

Product code: AD320

Ideal 175662 Flow Turbine Cart He35 Fugas Pn 10394

£72.49

ex. VAT £60.41 Each

Vaillant Vaillant / Vaillant 0020030797 Condensate Pump Eco Level

Product code: AC955

Vaillant 0020030797 Condensate Pump Eco Level

£216.00

ex. VAT £180.00 Each

Baxi Baxi / Baxi 7224764 Three Way Valve W/Out Bypass

Product code: 72621

Baxi 7224764 Three Way Valve W/Out Bypass

£146.99

ex. VAT £122.49 Each

Vaillant Vaillant / Vaillant 8000011227 Pump Hight Efficiency

Product code: AA482

Vaillant 8000011227 Pump Hight Efficiency

£328.99

ex. VAT £274.16 1

Baxi Baxi / Baxi 5114748 Pressure Switch

Product code: 53256

Baxi 5114748 Pressure Switch

£27.79

ex. VAT £23.16 Each

Alpha Alpha / Alpha 1.039944 Gas Valve

Product code: AD258

Alpha 1.039944 Gas Valve

£165.99

ex. VAT £138.32 Each

Vaillant Vaillant / Vaillant 0020240266 Gas Control Valve

Product code: AD406

Vaillant 0020240266 Gas Control Valve

£137.99

ex. VAT £114.99 Each

Ideal Boilers Ideal Boilers / Ideal 179019 24Volt Diverter Motor Pl25Lgfb8 99114481

Product code: AD313

Ideal 179019 24Volt Diverter Motor Pl25Lgfb8 99114481

£100.49

ex. VAT £83.74 1

Baxi Baxi / Baxi 7223558 Heat Exchanger Dhw (20 Plates)

Product code: 36733

Baxi 7223558 Heat Exchanger Dhw (20 Plates)

£137.49

ex. VAT £114.57 Each

Potterton Potterton / Potterton 900312 Kingfisher Pcb

Product code: AD221

Potterton 900312 Kingfisher Pcb

£277.99

ex. VAT £231.66 Each

Glowworm Glowworm / Glowworm 0020020718 Flue Duct Front Assembly

Product code: 72523

Glowworm 0020020718 Flue Duct Front Assembly

£47.99

ex. VAT £39.99 Each

Andrews Water Heaters Andrews Water Heaters / Andrews E658 Fan - Cwh

Product code: AC998

Andrews E658 Fan - Cwh

£431.99

ex. VAT £359.99 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95606989 Upper Immersion

Product code: AD189

Heatrae 95606989 Upper Immersion

£168.00

ex. VAT £140.00 Each

Worcester Bosch Worcester Bosch / Worcester 8748300913 Printed Circuit Board

Product code: AD392

Worcester 8748300913 Printed Circuit Board

£132.99

ex. VAT £110.82 Each

Vokera Vokera / Vokera 20194913 Pump Erp

Product code: AD534

Vokera 20194913 Pump Erp

£490.99

ex. VAT £409.16 Each

Potterton Potterton / Potterton 5116017 Hydraulic Inlet Assembly 10L/Min

Product code: AD023

Potterton 5116017 Hydraulic Inlet Assembly 10L/Min

£172.99

ex. VAT £144.16 Each

Baxi Baxi / Baxi 7731044 Erp Control

Product code: AD055

Baxi 7731044 Erp Control

£455.00

ex. VAT £379.17 Each

Ideal Boilers Ideal Boilers / Ideal 177661 Primary Pcb I6 / 2 - After Serial Number Abr

Product code: AD317

Ideal 177661 Primary Pcb I6 / 2 - After Serial Number Abr

£351.49

ex. VAT £292.91 Each

Potterton Potterton / Potterton 5112321 Kit Fan 70 80 He

Product code: AD220

Potterton 5112321 Kit Fan 70 80 He

£329.99

ex. VAT £274.99 Each

Worcester Bosch Worcester Bosch / Worcester Heat Exchanger Series Cleaning Set 77190019960

Product code: 77972

Worcester Heat Exchanger Series Cleaning Set 77190019960

£103.49

ex. VAT £86.24 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 87161087230 Diverter Valve Actuator Assembly

Product code: 96399

Worcester 87161087230 Diverter Valve Actuator Assembly

£143.99

ex. VAT £119.99 Each