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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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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

Vaillant Vaillant / Vaillant 0020110997 Gas Section

Product code: AC956

Vaillant 0020110997 Gas Section

£203.00

ex. VAT £169.17 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

Intergas Intergas / Intergas 074397 Fan

Product code: AD148

Intergas 074397 Fan

£208.99

ex. VAT £174.16 Each

Vaillant Vaillant / Vaillant 0020010296 Service Cock

Product code: AC947

Vaillant 0020010296 Service Cock

£50.49

ex. VAT £42.07 Each

Alpha Alpha / Alpha 1.039944 Gas Valve

Product code: AD258

Alpha 1.039944 Gas Valve

£165.99

ex. VAT £138.32 Each

Worcester Bosch Worcester Bosch / Worcester 87186849450 Expansion Vessel

Product code: AD367

Worcester 87186849450 Expansion Vessel

£109.99

ex. VAT £91.66 Each

Remeha Remeha / Remeha S62733 Gauge Pressure C/W Capilliary

Product code: 38685

Remeha S62733 Gauge Pressure C/W Capilliary

£41.69

ex. VAT £34.74 Each

Tesla Tesla / Super Universal Thermocouple 900mm

Product code: AG247

Super Universal Thermocouple 900mm

£8.25

ex. VAT £6.87 Each

Archergas Archergas / Archergas Pro15 Heating Pro Modulating Pump 15-60/130

Product code: AD036

Archergas Pro15 Heating Pro Modulating Pump 15-60/130

£109.49

ex. VAT £91.24 Each

Ideal Boilers Ideal Boilers / Ideal Commercial 175981 Flue Manifold - Heat

Product code: 24848

Ideal Commercial 175981 Flue Manifold - Heat

£56.49

ex. VAT £47.07 Each

Vokera Vokera / Vokera 105903 Burner Head Silicone Gasket

Product code: AD242

Vokera 105903 Burner Head Silicone Gasket

£66.00

ex. VAT £55.00 Each

Vaillant Vaillant / Vaillant 0020213146 Diverter Valve

Product code: 96733

Vaillant 0020213146 Diverter Valve

£56.49

ex. VAT £47.07 Each

Worcester Bosch Worcester Bosch / Worcester 87161209930 Fan Assembly

Product code: AD386

Worcester 87161209930 Fan Assembly

£239.99

ex. VAT £199.99 Each

Worcester Bosch Worcester Bosch / Worcester 87105062670 Temperature Limiter Assembly

Product code: 13543

Worcester 87105062670 Temperature Limiter Assembly

£52.99

ex. VAT £44.16 Each

Riello Riello / Riello 20193432 Photodiode Analogue

Product code: AA506

Riello 20193432 Photodiode Analogue

£37.00

ex. VAT £30.83 1

Glowworm Glowworm / Glowworm 0020097207 Flow Switch

Product code: 61195

Glowworm 0020097207 Flow Switch

£50.99

ex. VAT £42.49 Each

Baxi Baxi / Baxi 7224343 3 Way Diverter Valve Assembly

Product code: AD238

Baxi 7224343 3 Way Diverter Valve Assembly

£248.49

ex. VAT £207.07 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

Ideal Boilers Ideal Boilers / Ideal 176603 Return Group Kit

Product code: AD319

Ideal 176603 Return Group Kit

£100.49

ex. VAT £83.74 1

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 8716117628 Pump Sgre2W 7Mh Ch 9H Hu1

Product code: AD398

Worcester 8716117628 Pump Sgre2W 7Mh Ch 9H Hu1

£346.99

ex. VAT £289.16 Each

Worcester Bosch Worcester Bosch / Worcester 87161087220 Diverter Valve Body Assembly

Product code: AD314

Worcester 87161087220 Diverter Valve Body Assembly

£111.99

ex. VAT £93.32 Each

Reillo Reillo / Riello 20035388 Digital Control Box Mo535 M1Pf (Firebird)

Product code: AD293

Riello 20035388 Digital Control Box Mo535 M1Pf (Firebird)

£212.49

ex. VAT £177.07 Each

Ideal Boilers Ideal Boilers / Ideal 176354 Burner 60/80Kw Kit

Product code: AD355

Ideal 176354 Burner 60/80Kw Kit

£344.99

ex. VAT £287.49 Each

Vaillant Vaillant / Vaillant 0020038572 Heat Exchanger

Product code: AD064

Vaillant 0020038572 Heat Exchanger

£189.99

ex. VAT £158.32 Each

Vaillant Vaillant / Vaillant 0020132764 Printed Circuit Board

Product code: 60365

Vaillant 0020132764 Printed Circuit Board

£308.99

ex. VAT £257.49 Each

Glow-Worm Glow-Worm / Glowworm 0020097295 Switch - Reset (Pk5)

Product code: AD198

Glowworm 0020097295 Switch - Reset (Pk5)

£281.99

ex. VAT £234.99 Each

Baxi Baxi / Baxi 7786342 Combustion Ctrl Unit 18/19 Ht

Product code: AD174

Baxi 7786342 Combustion Ctrl Unit 18/19 Ht

£354.99

ex. VAT £295.82 Each

Baxi Baxi / 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 £74.16 Each

EOGB EOGB / EOGB F08-0890-A-14M-S-14F Flexible 890MM Biogreen New Mectron

Product code: AA494

EOGB F08-0890-A-14M-S-14F Flexible 890MM Biogreen New Mectron

£19.09

ex. VAT £15.91 1

Worcester Bosch Worcester Bosch / Worcester 87161066860 Heat Exchanger 10 Plate

Product code: 60886

Worcester 87161066860 Heat Exchanger 10 Plate

£117.99

ex. VAT £98.32 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175569 Fan Kit

Product code: 42369

Ideal Domestic 175569 Fan Kit

£253.49

ex. VAT £211.24 Each

Worcester Bosch Worcester Bosch / Worcester 87161055450 Expansion Vessel

Product code: 74039

Worcester 87161055450 Expansion Vessel

£97.99

ex. VAT £81.66 Each

Worcester Bosch Worcester Bosch / Worcester 87161068470 Diverter Valve Motor

Product code: 21651

Worcester 87161068470 Diverter Valve Motor

£72.99

ex. VAT £60.82 Each

Vaillant Vaillant / Vaillant 0020059717 Sensor

Product code: 82999

Vaillant 0020059717 Sensor

£30.49

ex. VAT £25.41 Each

Worcester Bosch Worcester Bosch / Worcester 8716118488 Condensation Pump

Product code: AD376

Worcester 8716118488 Condensation Pump

£381.99

ex. VAT £318.32 Each

Baxi Baxi / Baxi 7786341 Combustion Ctrl Unit 12/13 Ht

Product code: AD244

Baxi 7786341 Combustion Ctrl Unit 12/13 Ht

£344.99

ex. VAT £287.49 Each

Vaillant Vaillant / Vaillant 0020135124 Venturi

Product code: AD065

Vaillant 0020135124 Venturi

£185.19

ex. VAT £154.32 Each

Glowworm Glowworm / Glowworm 0020020749 Tube, Flow Link

Product code: 50965

Glowworm 0020020749 Tube, Flow Link

£34.99

ex. VAT £29.16 Each

Glowworm Glowworm / Glowworm 0020054163 Heat Exchanger Hx

Product code: AD243

Glowworm 0020054163 Heat Exchanger Hx

£753.99

ex. VAT £628.32 Each

Vaillant Vaillant / Vaillant 0020148383 Gas Section With Regulator

Product code: AD085

Vaillant 0020148383 Gas Section With Regulator

£254.00

ex. VAT £211.67 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 176671 Filling Loop

Product code: AD388

Ideal 176671 Filling Loop

£66.99

ex. VAT £55.82 Each

Vaillant Vaillant / Vaillant 0020046863 Gas Pipe

Product code: AD112

Vaillant 0020046863 Gas Pipe

£76.99

ex. VAT £64.16 Each

Ariston Ariston / Ariston 65104696 Expansion Vessel Support

Product code: AD110

Ariston 65104696 Expansion Vessel Support

£297.99

ex. VAT £248.32 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175418 Plate Heat Exchanger Kit 30Kw

Product code: 22051

Ideal Domestic 175418 Plate Heat Exchanger Kit 30Kw

£94.99

ex. VAT £79.16 Each

Worcester Bosch Worcester Bosch / Worcester 87483006430 Circuit Board

Product code: AD357

Worcester 87483006430 Circuit Board

£113.99

ex. VAT £94.99 Each