Find
Find
Find

Search suggestions

Your Cookie Preferences
We use cookies and tracking technology from third parties to remember your preferences, measure and analyse the use of our website, for personalised advertising and to optimise your experience. If you agree, please click “accept“. You may also select which cookies are used by clicking ‘my settings’. You can manage the use of cookies at any time through your browser settings and withdraw your consent. For more information see our Privacy policy.
My settings Decline Accept
Your Cookie Preferences
We use cookies to give you the best experience on our websites and improve our services. You can find detailed information about cookies in our Privacy policy. Please select your cookie preference below:

Essential Cookies

Always active
Essential cookies are necessary for our website to function and therefore cannot be declined. Without these cookies, important services cannot be provided, such as the documentation of your previous cookie consent decisions.

Performance Cookies

These cookies collect information about how you interact with our websites and which pages you have visited. These cookies are used to measure and improve the performance of our websites. The information that we collect or store with these cookies is aggregated and not linked to you as a person. Such cookies are activated with your consent and you can withdraw your consent at any time.

Marketing Cookies

These cookies track and collect information about your online activities to help advertisers deliver more relevant advertising to you based on your interests. These cookies can share this information with other organizations or advertisers. Such cookies are activated with your consent and you can withdraw your consent at any time.
Save my settings Decline Accept

Combination Boilers

Vaillant’s range of reliable high quality combi boilers delivers for all house types from a one-bedroom / bathroom flat through to a four-bedroom property with two bathrooms. Our combi range covers 25kW to 43kW and we have a unique storage combi for 20 l/min flow rate.

1 - 6 of 6 Results

ecoTEC exclusive with Green iQ

  • The best in boiler performance, control and efficiency
  • Fully compatible with our vSMART™ heating control for optimum performance and smartphone app control
  • Eco-friendly and 85% recyclable

ecoTEC plus 825, 832, 835, 838 and 938

ecoTEC plus combination boilers

  • Step by step full text installation wizard
  • Dedicated models available for LPG
  • ErP 'A' rated

ecoTEC pro 24, 28 and 30kW

Combination boiler range

  • Removable side panels and push-fit flue system
  • Fully modulating low NOx burner and fan
  • Hand-built in our award-winning Derbyshire manufacturing plant

ecoFIT pure 25, 30 and 35kW

ecoFIT pure combination boilers

  • Top and rear flue options
  • Automotive grade aluminium heat exchanger
  • Easy installation and maintenance

ecoFIT sustain 25, 30 and 35kW

Specification combination boiler range

  • Exclusively designed with specifiers in mind
  • Quiet Mark awarded
  • High efficiency ErP 'A' rated product

ecoTEC sustain 24, 28, 34kW

Combination boiler range

  • Exclusively designed with specifiers in mind
  • Quiet Mark awarded
  • Hand-built in our award-winning Derbyshire manufacturing plant

1 - 6 of 6 Results

Search suggestions