Vaillant Boilers offer outstanding German Technology and have an excellent reputation throughout the UK. Reliability and quality in both product and service are at the heart of Vaillant.

Vaillant Boilers

Vaillant boilers are German technology and have an excellent reputation in the UK for reliability and performance Vaillant and been around since 1874 and they invented the first central heating boiler and since then they have gone on from strength to strength and have an excellent reputation in the industry. Their range of combi boilers have an excellent proven track record in quality performance and reliable. They are indeed the most popular boiler in the UK today.

Brief Overview

We have reviewed each individual Vaillant boilers so you can make certain the right boiler for your home. Over 50% of households in the UK now buy a combi boiler and this is down to its ability to produce both heating and hot water from one small compact unit. In this section we take a look at different sized Valiant Combi Boilers to ensure you find the right boiler to suit your needs.

The Ecotec Combi Pro DEAL Fully Installed Will Include:

√ New Boiler A Rated Vaillant Boiler:

√ 5 Years Warranty Plus 5 Year FREE

√ 24 Hour After Sales Service

√ Installation by Gas Safe Engineers

√ Excellent After Sales Service

√ FREE Power Flush

√ FREE Magna Filter Included

Which? Report

A recent Which? member survey found that owners of the Ecotec Combi Pro were entirely satisfied with the reliability of the machine and that breakdowns were few.

vaillant eco tec pro 30 kw
  • German Technology
  • Compact Combi Boiler
  • A rated – highest possible efficiency rating
  • Lightweight
  • Easy to service (removable side panels for greater access)
  • High performance, control and efficiency
  • Precision heating to reduce your fuel bills
  • Delivers hot water within 5 seconds (and no need for a storage tank or cylinder.)*
  • 5-year guarantee available with 7 to 10 year
  • Smart Thermostats can be added

Relax, Clever Energy Boilers are accredited and industry recognised...

What customers say about Clever Energy Boilers

My wife and I would like to thank you all for the competence and excellent work carried out at our home, from the estimate and the fitter who plumbed in the new boiler, to the electrician who made our programmer work with the boiler, an excellent team of manpower seldom seen with so called professionals.

Mr & Mrs Sheen, Doncaster

Thanks Tom for all your patience and time you spent answering all my questions and promptly ringing me back each time and thanks to your office staff always polite and helpful, a big thank you to John and Chris for installing the boiler and all the other jobs, both worked efficiently and cleanly, John was very good explaining everything as he went along. 

Mr Peacock, Holmfirth

I am very happy with the service I received. My new boiler has been installed very quickly and hassle free, I would definitely recommend this service.

Moyra Thomas, Stockport

Rizwan was a very good engineer he was very clean and made the place spotless after he had gone.

Mary Jones, Birmingham

Brilliant service from all the team. Thanks. Our old boiler died and from a very reasonable quote to fitting a new one within a couple days. Excellent advice and workmanship too.

Adrian Charlton, West Yorkshire

My old boiler went kaput, Clever Energy Boilers gave me a great price and fitted my new boiler within 3 days. Very pleased with the work carried out and would not hesitate to recommend to anyone needing a new boiler. A big thank you to both the installation team and the electrical man, both first class.

Mr Herbert, Yorkshire