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.

Potterton Potterton / Potterton 5000858 Fan Centrifugal 30 60

£203.99

ex. VAT £169.99 Each

Glowworm Glowworm / Glowworm 0020097328 Expansion Vessel 8L

£151.99

ex. VAT £126.66 Each

Tesla Tesla / Tesla Shock Arrestor 1/2” 0.16L

£17.99

ex. VAT £14.99 Each

Grant Grant / Grant Mpss06 24 Litre Expansion Vessel

£99.99

ex. VAT £83.32 Each

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

£196.49

ex. VAT £163.74 Each

Grant Grant / Grant Boilers Ltd Mpss01 12 Litre Expansion Vessel
( 2 )

£52.99

ex. VAT £44.16 Each

Danfoss Danfoss / Danfoss 071N7156 Bfp21L3 Pump - Diamond Series

£113.99

ex. VAT £94.99 Each

Vaillant Vaillant / Vaillant 180985 Siphonic Condensate Trap
( 1 )

£29.99

ex. VAT £24.99 Each

Ideal Boilers Ideal Boilers / Ideal Domestic 179032 24 Volt Gas Valve Kit

£98.99

ex. VAT £82.49 Each

Worcester Bosch Worcester Bosch / Worcester 8716117417 Fan Nrg 118

£197.99

ex. VAT £164.99 Each

Heatrae Sadia Heatrae Sadia / Heatrae 7030124 Pcb Kit Standard

£367.99

ex. VAT £306.66 Each

Vaillant Vaillant / Vaillant 0020020018 Domestic Hot Water Heat Exchanger (13 Plates)

£132.99

ex. VAT £110.82 Each

Alpha Alpha / Alpha 1.037031 Printed Circuit Board

£214.99

ex. VAT £179.16 Each

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

£212.49

ex. VAT £177.07 Each

Thermocouple Thermocouple / Thermocouple 10044619 Resideo Q309A 900Mm Type - 703064S- 10044619

£13.39

ex. VAT £11.16 Each

Tesla Tesla / Tesla Saffire Remote Fire Valve 1/4" 65 Degree 1/4" 65 Degree 1.5m

£35.69

ex. VAT £29.74 Each

Heatrae Sadia Heatrae Sadia / Heatrae 95615080 Main Power Pcb - Amptec

£157.99

ex. VAT £131.66 Each

Viessmann Viessmann / Viessmann 7871988 Service Kit Vitodens 100-W/111-W

£76.99

ex. VAT £64.16 Each

Ideal Boilers Ideal Boilers / Ideal 176063 Heat Engine Kit H/O

£711.99

ex. VAT £593.32 Each

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

£88.49

ex. VAT £73.74 Each

Vaillant Vaillant / Vaillant 0020010296 Service Cock

£50.49

ex. VAT £42.07 Each

EOGB EOGB / Eogb M02-1-90-13 B11 90W Motor

£111.99

ex. VAT £93.32 Each

Alpha Alpha / Alpha 1.030267 Pcb

Product code: AD162

Alpha 1.030267 Pcb

£268.99

ex. VAT £224.16 Each

Alpha Alpha / Alpha Boilers 3.012752 Diverter Valve (CB24/28)

£127.49

ex. VAT £106.24 Each