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.

Vaillant Vaillant / Vaillant 0020025041 Heat Exchanger, Dhw (35 Plates)

£219.99

ex. VAT £183.32 Each

Baxi Baxi / Baxi 5111714 Condensate Trap Kit

£87.99

ex. VAT £73.32 Each

Viessmann Viessmann / Viessmann 7819967 Sensor 3 (Boiler) Wb1/Wb2

£94.99

ex. VAT £79.16 Each

Saunier Duval Saunier Duval / Saunier 0020195592 Valves (Hydraulic)

£322.99

ex. VAT £269.16 Each

Worcester Bosch Worcester Bosch / Worcester 87161201310 Diverter Valve Assembly V4044F1109

£206.49

ex. VAT £172.07 Each

Glowworm Glowworm / Glowworm 0020097328 Expansion Vessel 8L

£151.99

ex. VAT £126.66 Each

Baxi Baxi / Baxi 7211822 Flow Regulator (12 Ltr/Min)

£60.00

ex. VAT £50.00 Each

Remeha Remeha / Remeha 720545001 Flow Switch Assembly

£113.49

ex. VAT £94.57 Each

Andrews Water Heaters Andrews Water Heaters / Andrews E656 Heat Exchanger

Product code: AD095

Andrews E656 Heat Exchanger

£2609.99

ex. VAT £2174.99 Each

Alpha Alpha / Alpha 1.023673 Gas Valve - Dungs

£163.49

ex. VAT £136.24 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 177358 Sump And Cover Replacement Kit

£88.49

ex. VAT £73.74 Each

Baxi Baxi / Baxi 7224765 3 Way Valve Assembly

£179.99

ex. VAT £149.99 Each

Vaillant Vaillant / Vaillant 0010030632 Pump High Efficiency

£288.99

ex. VAT £240.82 1

Vaillant Vaillant / Vaillant 053574 Gas Valve Assembly

£316.99

ex. VAT £264.16 Each

Ideal Boilers Ideal Boilers / Ideal 179038 Printed Circuit Board Km821 I2 Kit

£196.49

ex. VAT £163.74 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175571 Burner Kit

£157.99

ex. VAT £131.66 Each

Worcester Bosch Worcester Bosch / Worcester 8716117400 Pump Assembly

£363.99

ex. VAT £303.32 Each

Potterton Potterton / Potterton 5112657 Printed Circuit Board 24Eco Heat Exchanger

£124.99

ex. VAT £104.16 Each

Ideal Boilers Ideal Boilers / Ideal 176272 Fan - 30,40 & 60Kw

£584.99

ex. VAT £487.49 Each

Vaillant Vaillant / Vaillant 160969 Pump

Product code: AD210

Vaillant 160969 Pump

£256.99

ex. VAT £214.16 Each

Worcester Bosch Worcester Bosch / Worcester 87161056520 Fan

Product code: AD289

Worcester 87161056520 Fan

£94.99

ex. VAT £79.16 Each

Glowworm Glowworm / Glowworm 0020079644 Central Heating Pressure Sensor (Was 0020014190)

£34.09

ex. VAT £28.41 Each

Baxi Baxi / Baxi 5122525 Front Panel Seal

£41.99

ex. VAT £34.99 Each

Ideal Boilers Ideal Boilers / Ideal 175417 Plate Heat Exchanger Kit 24Kw

£78.49

ex. VAT £65.41 Each

Vaillant Vaillant / Vaillant 0020010295 15Mm Non Return Valve

£47.99

ex. VAT £39.99 Each

Vaillant Vaillant / Vaillant 190235 Fan, Cpl.

Product code: AC968

Vaillant 190235 Fan, Cpl.

£294.99

ex. VAT £245.82 Each

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

£281.99

ex. VAT £234.99 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175596 Water Pressure Transducer
( 2 )

£41.69

ex. VAT £34.74 Each

Worcester Bosch Worcester Bosch / Worcester 87186822900 Diverter Valve Body Assembly

£119.99

ex. VAT £99.99 Each

Vaillant Vaillant / Vaillant 0020211453 Pump

Product code: AD121

Vaillant 0020211453 Pump

£634.99

ex. VAT £529.16 Each

Baxi Baxi / Baxi 720790001 Pt To Pt Heat Exchanger 14Ps 24-28-33Kw

£127.49

ex. VAT £106.24 Each

Ideal Boilers Ideal Boilers / Ideal 003114 Gas Valve 1/2Incompact V4600A1023U

£159.99

ex. VAT £133.32 Each

Worcester Bosch Worcester Bosch / Worcester 8716122007 Gas Valve Sit

£151.99

ex. VAT £126.66 Each

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

£58.99

ex. VAT £49.16 Each

Worcester Bosch Worcester Bosch / Worcester 8748300921 Circuit Board

£128.49

ex. VAT £107.07 Each

Potterton Potterton / Potterton 986328 Ignition And Ionisation Unit

£127.49

ex. VAT £106.24 Each

Baxi Baxi / Baxi 248225 Tap Isolation Return

£58.00

ex. VAT £48.33 Each

Worcester Bosch Worcester Bosch / Worcester 8716117628 Pump Sgre2W 7Mh Ch 9H Hu1

£346.99

ex. VAT £289.16 Each

Baxi Baxi / Baxi 5107339 Gas Valve Vk4105M Assembly

£167.99

ex. VAT £139.99 Each

Vaillant Vaillant / Vaillant 0020005549 Assembly Kit 178772

£307.99

ex. VAT £256.66 Each

Baxi Baxi / Baxi 720852601 Plte To Plte Heat Exchanger 20 Plts

£139.99

ex. VAT £116.66 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 174486 Primary Control Kit He Series

£276.99

ex. VAT £230.82 Each

Potterton Potterton / Potterton 5105945 Fan Assembly. 30,40L

£326.49

ex. VAT £272.07 Each

Vokera Vokera / Vokera 10023661 Heat Exchanger

£348.00

ex. VAT £290.00 Each

Baxi Baxi / Baxi 5114691 Expansion Vessel 8L

£87.00

ex. VAT £72.50 Each

Vaillant Vaillant / Vaillant 190732 Pressure Relief Valve

£52.99

ex. VAT £44.16 Each

Worcester Bosch Worcester Bosch / Worcester 8716118488 Condensation Pump

£381.99

ex. VAT £318.32 Each

Vaillant Vaillant / Vaillant 0020056561 Display (Grey)

£93.99

ex. VAT £78.32 Each