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 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.

Main Main / Main 5110860 Heat Exchanger

Product code: AD222

Main 5110860 Heat Exchanger

£868.99

ex. VAT £724.16 Each

Baxi Baxi / Baxi 236921 Kit - Flue Terminal Condensing

£140.99

ex. VAT £117.49 Each

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

£346.99

ex. VAT £289.16 Each

Baxi Baxi / Baxi 5121025 Electronic Control

£400.99

ex. VAT £334.16 Each

Ideal Boilers Ideal Boilers / Ideal 176357 Burner 150Kw Kit

£734.99

ex. VAT £612.49 Each

Vaillant Vaillant / Vaillant 0020197029 Fan

Product code: AD102

Vaillant 0020197029 Fan

£1208.49

ex. VAT £1007.07 Each

Ideal Boilers Ideal Boilers / Ideal 175552 Return Group Kit

£144.49

ex. VAT £120.41 Each

Glowworm Glowworm / Glow 0010030667 Pump - High Efficency

£396.99

ex. VAT £330.82 Each

Grant Grant / Grant Mpcbs20/A Divertor Valve

£216.00

ex. VAT £180.00 Each

Worcester Bosch Worcester Bosch / Worcester 8718600083 Control Box Uba3

£437.99

ex. VAT £364.99 Each

Baxi Baxi / Baxi 5107339 Gas Valve Vk4105M Assembly

£167.99

ex. VAT £139.99 Each

Remeha Remeha / Remeha 720545001 Flow Switch Assembly

£113.49

ex. VAT £94.57 Each

Baxi Baxi / Baxi 720878202 Printed Circuit Board - Combi/System

£239.99

ex. VAT £199.99 Each

Worcester Bosch Worcester Bosch / Worcester 8716117070 Control Unit Cu-Dna1.0 Skin Low Uk

£269.99

ex. VAT £224.99 Each

Baxi Baxi / Baxi 7855245 Kit Grundfos Pump Assembled

£222.00

ex. VAT £185.00 Each

Viessmann Viessmann / Viessmann 7828746 Plate Heat Exchanger, 20 Plates Dhw

£175.49

ex. VAT £146.24 Each

Vaillant Vaillant / Vaillant 0020135139 Fan

Product code: AD215

Vaillant 0020135139 Fan

£554.49

ex. VAT £462.07 Each

Worcester Bosch Worcester Bosch / Worcester 87161113250 Gas Valve

£182.99

ex. VAT £152.49 Each

Glowworm Glowworm / Glowworm 0020020716 Flue Duct Top Assembly

£83.99

ex. VAT £69.99 Each

Glowworm Glowworm / Glowworm S227033 Fan Sifan Ffb1701 030

£300.00

ex. VAT £250.00 Each

Baxi Baxi / Baxi 5114710 Hydraulic Inlet Assembly

£141.49

ex. VAT £117.91 Each

Baxi Baxi / Baxi 5122147 Spares Kit 4 Element Exchanger

£586.00

ex. VAT £488.33 Each

Viessmann Viessmann / Viessmann 7841779 Plate Heat Exchanger 18 Plates

£155.99

ex. VAT £129.99 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 175615 Heat Engine Kit

£557.99

ex. VAT £464.99 Each