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Boiler Parts

Shop our extensive array of boiler parts, suitable for both commercial and domestic boilers, which is ideal for any installation or repair. All of our boiler spares are expertly sourced with the trade installer in mind and we hope that our wide variety of high quality products gives you the best choice possible.

Our selection features reliable, well-known brands such as Baxi, Honeywell, Vaillant and Worcester Bosch, so you can trust that you’re buying a top quality product that will last.

Whether you’re looking for a pressure relief valve, a control thermostat, a gas valve kit or even an insulated ring connector, we’ve got you covered. We’re confident that you’ll be able to find everything that you need within our huge collection of boiler parts and because we know that tradesman often take on a variety of jobs which require different parts, our spares are all competitively priced.

Be sure to browse our full collection of boiler spares for commercial and domestic jobs and take advantage of our great trade prices by shopping online at Discounted Heating.

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Commercial Boiler Parts deals, from the UK's leading heating and plumbing company.
Domestic Boiler Parts at great prices, from the UK's leading heating and plumbing company.
Trianco 206896 Boiler Spares
Trianco 206896 Control Thermostat K36P1330 ..
£28.49
Ex Vat: £23.74
Worcester Bosch 7716192746 Boiler Spares
An innovative solution to prevent freezing condensate. Worcester Bosch have developed a new Conde..
£31.98
Ex Vat: £26.65
Ariston 919054-01 Boiler Spares
Chaffoteaux Ariston 919054.  Suitable For Ariston Classico Unvented Cylinder Ariston..
£20.00
Ex Vat: £16.67
Baxi 720635501 Boiler Spares
Baxi Multifit 100mm Offset Adaptor Elbow 720635501 ..
£93.56
Ex Vat: £77.97
Honeywell VR4700E Boiler Spares
Honeywell VR4700E Gas Valve Kit With costs of boiler and heating repairs on the rise, repairs wit..
£95.99
Ex Vat: £79.99
Ideal 075248 Boiler Spares
Looking for a Boiler Spares then the Ideal 075248 Pressure Relief Valve could be for you. ..
£8.49
Ex Vat: £7.08
Ideal 152259  Flue Kits And Accessories
Looking for a Flue Kits And Accessories then the Ideal Flat roof Weather Collar 100mm 152259 could b..
£31.76
Ex Vat: £26.47
Riello Ltd 3001156 Boiler Spares
Riello 3001156 Control Box. Height - 80mm Width - 140 Depth - 105mm ..
£68.56
Ex Vat: £57.13
Riello Ltd 87161092610 Boiler Spares
Riello 3002280 Photo-Electric Cell Height - 25mm Width - 70mm Depth - 25m ..
£14.36
Ex Vat: £11.97
Spirotech RV2 Inhibitor Filters
Features: Removes circulating air bubbles effectively Removes trapped air Reliable and lea..
£92.99
Ex Vat: £77.49
Vaillant 0020100507 Boiler Spares
Vaillant Hydro Connector Set for in Roof ..
£32.99
Ex Vat: £27.49
Worcester Bosch 87161138270 Boiler Spares
Worcester Bosch 87161138270 Elbow Assembly Siphon Outlet. Suitable for the following: Worceste..
£4.49
Ex Vat: £3.74
Biasi BI1542100 Boiler Spares
Compatible with: Biasi, M296.24 SM/C - Biasi, M296.28 SM/C - Biasi, M96A.24SM/B - Biasi, M96A.24SM/C..
£120.00
Ex Vat: £100.00
Ranco 016-H6981 Boiler Spares
Looking for a Boiler Spares then the Ranco 016-H6981 Thermostat could be for you. It'..
£37.29
Ex Vat: £31.08
Regin 550026 Boiler Spares
Looking for a Boiler Spares then the Regin regq08 pan head screws m6*45mm (5) could be for you. It&#..
£2.41
Ex Vat: £2.01
Regin REGQ201 Boiler Spares
Looking for a Boiler Spares then the Regin REGQ201 insulated ring connector Red (10 pack) could be f..
£2.41
Ex Vat: £2.01
Regin regq91 Boiler Spares
Looking for a Boiler Spares then the Regin regq91 flat washers m5 Bright Zinc Plated (30) could be f..
£2.41
Ex Vat: £2.01
Boiler, Spares, Heating
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