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Created by Gas Engineers, for Gas Engineers - We only sell Genuine Boiler Spares      HSP - Where The Trade Buy

Vaillant logoVaillant Spares

We offer a wide range of Vaillant spares for purchase in our online store.

We only sell genuine boiler spares to our customers.

Genuine Vaillant spare parts

Vaillant boiler spares Official Premier Stockist - expert advice on Vaillant parts

Need help? Call customer service team on 0333-101-4041


Vaillant Trusted parts information

  • We only sell 100% genuine Vaillant spares -  Last longer & safety matters!
  • Order the wrong parts No Restocking Fees! save up to 25%
  • 99% of 1st line parts in stock, e.g. Fans, gas valves, sensors, thermostats, heat exchangers, PCB's... 
  • Fully Tested & approved - by Vaillant
  • Fully legal - Compliant with UK standards & legislation
  • Trusted boiler parts information
  • Vaillant Spare parts Identifier Let's the find the right parts for your boiler (diagrams available for free)
  • Next day delivery on first line spares (if ordered before 4 pm) - and tracked online too!
  • Simply click on the part & buy securely with complete confidence...

Vaillant Boiler Diagram Schematics & Parts finder.

If you require assistance in the identification of specific Vaillant spares, then it would be worth looking at our exploded boiler diagrams. We have a huge range of Vaillant appliance schematics and using our zoom function & keymap you can identify part numbers quickly and easily. You never need to order the wrong spares again. View Diagrams


Vaillant Boiler Diagrams & Schematics


Vaillant Boiler User manuals and appliance service instructions. 

Whether you’re looking for an installation or user service manual or some simple guidance on how to use your appliance, we hope you’ll find what you’re looking in our boiler diagram section.

 We never sell cheap Vaillant copy parts.

We are the number one company when it comes to the delivery of genuine Vaillant spares. We guarantee that each Vaillant product on our website is 100% genuine. They are tested and approved by Vaillant - we recommend you fit genuine Vaillant boiler spares.

Because a copy part fits your boiler it doesn't mean they are manufactured to the same high standards that Vaillant expect from manufacturers.  Counterfeit parts are very poor quality, unreliable and extremely dangerous.

Seems good value to opt for low-cost spares but consider the impact that this may have on the life expectancy of your boiler. Non-genuine parts are typically substandard and manufactured from poor quality materials.  Vaillant spares are fully compliant with Gas Safe Regulations, protecting installers and consumers from the impact of installing non-genuine parts. All parts meet Vaillant's rigorous quality control standards and come with a 12-month warranty. 

We don't sell cheap Vaillant copies! Should you find any cheaper parts online, then the chances are that they're non-genuine or reconditioned.


Flexible delivery options

We offer next day delivery of your Vaillant first line spare parts via our secure online parts ordering system. We even provide a one-hour delivery window with no waiting in all day.

So you don't have to wait in all day we will send you a tracking number on dispatch by email or text message which can be used with the user-friendly 'Follow My Parcel' app. More Info

In addition to delivery to your premises, you can arrange for the package to be left with your next door neighbour, in a designated secure location, or even arrange a scheduled collection from a local depot.

At HSP - we make ordering Vaillant spares made simple.



 Genuine Vaillant spares 

Designed to work better and for longer

Vaillant pdf library 




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