Vaillant boilers are available worldwide and are particularly popular in the UK. Based in Germany, Vaillant has been in the heating industry for over 135 years and supplies a range of products including combi boilers, system boilers, standard boilers and heating controls.

Why get a Vaillant Boiler?

Brand Page Intro

Vaillant boilers have a solid reputation for being high-quality and reliable. All models come with a Quiet Mark accreditation, which means they’re some of the quietest boilers on the market.

Vaillant have a strong focus on producing easy-to-use products that are highly efficient, so you can stop worrying about tricky controls and sky-high bills. The boiler manufacturer came 3rd in Which?’s 2017 best boiler brand survey, which consulted over 10,000 industry professionals and homeowners.

We give Vaillant a brand score of 4.6/5.

Vaillant Boiler Ranges

Vaillant have several boiler ranges to suit different homes. From a one-bed flat to a large 5-bedroom house, they aim to provide the perfect heating solution for a range of properties.

Vaillant Eco Tec Pro

The Eco Tec Pro is a combi boiler range that’s ideal for small and medium-sized homes. It’s great for households that need instant hot water but don’t require a lot of it.

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Vaillant Eco Tec Plus

The Eco Tec Plus is one of Vaillant’s ranges that cater for a variety of homes. Its most powerful model is capable of supplying hot water to multiple bathrooms.

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Vaillant Eco Tec Exclusive Green IQ

The Eco Tec Exclusive Green IQ is one of Vaillant’s most eco-friendly boiler ranges. It’s specifically designed to be highly efficient and reduce fuel consumption and waste.

See boiler range

Get the best Vaillant boiler Prices

Vaillant Eco Tec Plus 418

Vaillant Ecotec Plus Open Vent 418 424
Which? Best buy

Fully Installed Price

  £2,095 inc. VAT
from £11.94 per month
  • FREE smart thermostat
  • FREE chemical flush and filter
  • FREE first years service
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Tell us about your home to find out if this boiler’s right for you

These show this boiler’s ErP efficiency rating for space heating and hot water from A+++ - G. You could save hundreds on your heating bills by replacing your old boiler with an A-rated one.

Old BoilerAnnual Saving
G£305
F£210
E£180
D£165

Source: Energy Saving Trust

Hv: AWS | DBv: RDS-240918