Vaillant have a reputation for producing boilers that combine outstanding performance and reliability.

Engineered in Germany and manufactured in the UK, their range of highly efficient ecoTEC combi boilers have won numerous awards.

Our Heating Advisers can help you choose the right boiler for you.

Or, take a look at the other boilers in our range.

Vaillant Combi boilers

Model

Dimensions

Maximum  Flow Rate

Output

Efficiency Rating

Vaillant ecoTEC Pro 24

H - 720mm

W - 440mm

D - 335mm

9.4 ltrs per min 23.4kW A-rated - 91%
Vaillant ecoTEC Pro 28

H - 720mm

W - 440mm

D - 335mm

11.5 ltrs per min
28kW A-rated - 91%
Vaillant ecoTEC Plus 831

H - 720mm

W - 440mm

D - 338mm

12.4 ltrs per min
31kW A-rated - 91%

Vaillant System boilers

Model Dimension Output Efficiency rating
Vaillant ecoTEC Plus 615 System

H - 720mm

W - 440mm

D - 338mm

15kW A-rated - 91%
Vaillant ecoTEC Plus 630 System

H - 720mm

W - 440mm

D - 372mm

30kW A-rated - 91%

More useful information

We have offers and discounts available for a limited time only.

Get an estimated cost for installing a new boiler.

A guide to getting a new boiler with British Gas.

Reasons to choose British Gas

Fixed price quote

We guarantee a fixed price - with no hidden surprises.

Aftercare

Free aftercare included for your boiler and heating.

Calendar

Priority installation dates for those in need.

Home

Our experts leave your home clean and safe.

British Gas New Heating Limited is authorised and regulated by the Financial Conduct Authority for its consumer credit activities.

* 5008 respondents between 1st July - 31st July 2014.