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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
VaillantVaillant / Vaillant 193593 Fan

Product code: 29005

Vaillant 193593 Fan

£238.49

ex. VAT £198.74Each

BaxiBaxi / Baxi 7222704 Relay Pcb

Product code: AD062

Baxi 7222704 Relay Pcb

£85.99

ex. VAT £71.66Each

BiasiBiasi / Biasi Bi2015100 Main Pcb (Was A Bi1715105)

Product code: AD264

Biasi Bi2015100 Main Pcb (Was A Bi1715105)

£238.99

ex. VAT £199.16Each

VaillantVaillant / Vaillant 0020141342 Gas Pipe (Top)

Product code: AD175

Vaillant 0020141342 Gas Pipe (Top)

£102.99

ex. VAT £85.82Each

PottertonPotterton / Potterton 407677 Prima NetaHeat Printed Circuit Board

Product code: 46609

Potterton 407677 Prima NetaHeat Printed Circuit Board

£236.49

ex. VAT £197.07Each

VaillantVaillant / Vaillant 179031 Connection Piece,Cpl.

Product code: AD208

Vaillant 179031 Connection Piece,Cpl.

£63.99

ex. VAT £53.32Each

BaxiBaxi / Baxi 5114748 Pressure Switch

Product code: 53256

Baxi 5114748 Pressure Switch

£27.79

ex. VAT £23.16Each

Ideal BoilersIdeal Boilers / Ideal Commercial 176473 Flow Sensor And Turbine Kit

Product code: 98908

Ideal Commercial 176473 Flow Sensor And Turbine Kit

£60.49

ex. VAT £50.41Each

BaxiBaxi / Baxi 7661826 Safety/Press Relief Valve Kit

Product code: AD042

Baxi 7661826 Safety/Press Relief Valve Kit

£72.99

ex. VAT £60.82Each

Worcester BoschWorcester Bosch / Worcester 8748300939 Printed Circuit Board

Product code: AD402

Worcester 8748300939 Printed Circuit Board

£88.99

ex. VAT £74.16Each

GlowwormGlowworm / Glowworm 0020118194 Hydraulic Block

Product code: AD237

Glowworm 0020118194 Hydraulic Block

£134.99

ex. VAT £112.49Each

VokeraVokera / Vokera 10021792 Linea Pump

Product code: AD084

Vokera 10021792 Linea Pump

£300.00

ex. VAT £250.00Each

GlowwormGlowworm / Glowworm 2000801991 Pcb Tpo Micron 60 80

Product code: AD206

Glowworm 2000801991 Pcb Tpo Micron 60 80

£294.99

ex. VAT £245.82Each

GlowwormGlowworm / Glowworm Printed Circut Board

Product code: AD100

Glowworm Printed Circut Board

£139.49

ex. VAT £116.24Each

Ideal BoilersIdeal Boilers / Ideal Domestic 175569 Fan Kit

Product code: 42369

Ideal Domestic 175569 Fan Kit

£253.49

ex. VAT £211.24Each

BaxiBaxi / Baxi 7784288 Combustion Ctrl Unit 15/16 Ht

Product code: AD111

Baxi 7784288 Combustion Ctrl Unit 15/16 Ht

£352.99

ex. VAT £294.16Each

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

Product code: AD366

Worcester 871860004A0 Gas Valve 848 Sigma Rohs Compliant

£166.99

ex. VAT £139.16Each

VaillantVaillant / Vaillant 0020010296 Service Cock

Product code: AC947

Vaillant 0020010296 Service Cock

£50.49

ex. VAT £42.07Each

BaxiBaxi / Baxi 7216297 Heat Engine

Product code: AD183

Baxi 7216297 Heat Engine

£793.49

ex. VAT £661.24Each

VokeraVokera / Vokera 1789 Heating Valve

Product code: 52999

Vokera 1789 Heating Valve

£37.19

ex. VAT £30.99Each

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

Product code: AD198

Glowworm 0020097295 Switch - Reset (Pk5)

£281.99

ex. VAT £234.99Each

BaxiBaxi / Remeha S62750 Transformer Ignition (No Lead Or Probe)

Product code: AD077

Remeha S62750 Transformer Ignition (No Lead Or Probe)

£70.99

ex. VAT £59.16Each

Johnson & StarleyJohnson & 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 £306.24Each

AlphaAlpha / Alpha 1.023673 Gas Valve - Dungs

Product code: AD266

Alpha 1.023673 Gas Valve - Dungs

£163.49

ex. VAT £136.24Each

Ideal BoilersIdeal Boilers / Ideal 175528 Ch Flow Pack - Logic

Product code: AD362

Ideal 175528 Ch Flow Pack - Logic

£58.99

ex. VAT £49.16Each

GrantGrant / Grant VBS159 Wilo HE Circulating Pump (7M)

Product code: AA493

Grant VBS159 Wilo HE Circulating Pump (7M)

£195.99

ex. VAT £163.321

BaxiBaxi / Baxi 7798983 Dhw Turbine Cartridge Assy 12L

Product code: AD135

Baxi 7798983 Dhw Turbine Cartridge Assy 12L

£80.49

ex. VAT £67.07Each

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

Product code: 76611

Glowworm 0020079644 Central Heating Pressure Sensor (Was 0020014190)

£34.09

ex. VAT £28.41Each

BaxiBaxi / Baxi 247206 Elec/Mech Timer Kit 12Hr

Product code: AD201

Baxi 247206 Elec/Mech Timer Kit 12Hr

£74.49

ex. VAT £62.07Each

Worcester BoschWorcester Bosch / Worcester 87377046110 Diverter Valve Assembly

Product code: AD358

Worcester 87377046110 Diverter Valve Assembly

£93.99

ex. VAT £78.32Each

Worcester BoschWorcester Bosch / Worcester 87161425050 Expansion Vessel 12L

Product code: AD286

Worcester 87161425050 Expansion Vessel 12L

£149.99

ex. VAT £124.99Each

Worcester BoschWorcester Bosch / Worcester 87161055450 Expansion Vessel

Product code: 74039

Worcester 87161055450 Expansion Vessel

£97.99

ex. VAT £81.66Each

Heatrae SadiaHeatrae Sadia / Heatrae 95605885 Isolating Valve Megaflo Eco

Product code: 97896

Heatrae 95605885 Isolating Valve Megaflo Eco

£34.99

ex. VAT £29.16Each

VaillantVaillant / Vaillant 0020140423 Printed Circuit Board

Product code: AD045

Vaillant 0020140423 Printed Circuit Board

£351.99

ex. VAT £293.32Each

VaillantVaillant / Vaillant 0020141342 Gas Pipe (Top)

Product code: AD177

Vaillant 0020141342 Gas Pipe (Top)

£333.99

ex. VAT £278.32Each

Heatrae SadiaHeatrae Sadia / Heatrae 95606952 Element Assembly Cutout

Product code: AD002

Heatrae 95606952 Element Assembly Cutout

£101.99

ex. VAT £84.99Each

VaillantVaillant / Vaillant 0020135139 Fan

Product code: AD215

Vaillant 0020135139 Fan

£581.99

ex. VAT £484.99Each

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

Product code: 13424

Alpha Boilers 3.012752 Diverter Valve (CB24/28)

£127.49

ex. VAT £106.24Each

GlowwormGlowworm / Glowworm 801722 Thermistor Thermometric

Product code: 82946

Glowworm 801722 Thermistor Thermometric

£30.99

ex. VAT £25.82Each

Ideal BoilersIdeal Boilers / Ideal Commercial 175935 Kit - Primary Printed Circuit Board

Product code: 84427

Ideal Commercial 175935 Kit - Primary Printed Circuit Board

£289.99

ex. VAT £241.66Each

Ideal BoilersIdeal Boilers / Ideal 182490 Pump Kit

Product code: AA489

Ideal 182490 Pump Kit

£407.49

ex. VAT £339.571

BaxiBaxi / Baxi 244758 Kit Flue Elbow Sealing Ring

Product code: 55726

Baxi 244758 Kit Flue Elbow Sealing Ring

£37.99

ex. VAT £31.66Each

VaillantVaillant / Vaillant 8000011227 Pump Hight Efficiency

Product code: AA482

Vaillant 8000011227 Pump Hight Efficiency

£328.99

ex. VAT £274.161

Ideal BoilersIdeal Boilers / Ideal 176671 Filling Loop

Product code: AD388

Ideal 176671 Filling Loop

£66.99

ex. VAT £55.82Each

BaxiBaxi / Baxi 7690352 Printed Circuit Board

Product code: AD014

Baxi 7690352 Printed Circuit Board

£248.99

ex. VAT £207.49Each

MorcoMorco / Morco Icb215001 Fan Kit

Product code: AC945

Morco Icb215001 Fan Kit

£172.99

ex. VAT £144.16Each

Andrews Water HeatersAndrews Water Heaters / Andrews E656 Heat Exchanger

Product code: AD095

Andrews E656 Heat Exchanger

£2609.99

ex. VAT £2174.99Each

BaxiBaxi / Baxi 7224763 Three Way Valve Assembly

Product code: 15920

Baxi 7224763 Three Way Valve Assembly

£180.99

ex. VAT £150.82Each