Why you should choose a Vaillant Advance Installer

We are Vaillant Advance installers.

What is a Vaillant Advance installer?

Vaillant advance installers are Gase Safe registered, and have been personally observed and certified by a Vaillant expert.


What a Vailliant advance installer can do for you:

  • Provide you with expert knowledge and advice on finding the perfect Vailliant boiler for your home
  • Provide a free and detailed, no-obligation quotation
  • List Item #3

Extended Warranty

Boiler range Out of the box Guarantee on Advance Guarantee with Protection Kit
ecoTEC exclusive with Green iQ 5 Years 7 Years 10 Years
ecoTEC plus 5 Years 7 Years 10 Years
ecoTEC pro 2 Years 7 Years -
ecoFIT pure 2 Years 7 Years -

Annual Servicing:

As with any heating system, servicing is very important to maintain your systems health.

  • Vailliant installers can carry out annual servicing to look after your heating system
  • Ensure the extended warrenty remains valid through annual servicing
  • Mainains your boiler and ensures it delivers high efficiency and performance

The Boiler Protection Kit

You can extend your warrenty even further with the Boiler Protection Kit.
To keep your system in optimal performance is it vital to keep the water within the system dirt-free, this is where the Boiler Protection Kit comes in.
The Boiler Protection Kit is specially designed for use with Vailliant boilers and includes a high-quality metal water filter and system test kit.

Local Vaillant Boiler Repair Specialists

Don’t take risks – opt for our tried and trusted service. At Vaillant Boiler Repair Experts we offer transparency when it comes to pricing, with no hidden charges to worry about. We provide a full breakdown of costs so you know exactly where your money is going. Look no further than Vaillant Boiler Repair Experts when you require Vaillant boiler repairs in St. John’s Wood NW8, Primrose Hill NW1, Belsize Park NW3, Maida Vale W9, Marylebone W1, Holland Park W11, Westminster SW1, Earl’s Court SW5, Richmond TW10, Covent Garden WC2 and surrounding areas. Call Now on 07415 330494 for fast response.

Most Common Vaillant Boiler Fault Codes

Vaillant Boiler Model Fault Code Remedy
F.00 NTC Fault Call an engineer
F.22 Insufficient Water Pressure Repressurise Boiler
F.24 Pump Related Fault Check Pressure - If OK Call Engineer
F.28 No Ignition Ensure Gas to Property - If OK Call Engineer
F.75 Pump Related Check Pressure - If OK Call Engineer
F.76 Boiler Overheating Call Engineer
Why Choose Us

25+ years experience in Central Heating Services

London's most trusted Vaillant boiler repair & install specialists. We are fully accredited installers of Vaillant products.

  • Premium service by experienced professionals
  • Gas Safe registered engineers
  • 90% of parts are carried on vehicle
  • Trained and qualified staff
  • Emergency same day repairs
  • Competitive pricing without compromising standards
  • Fixed fee – no hidden costs
  • Available 24/7
  • Which Trusted Trader
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