Boiler Manufacturers: Best Brands Of 2023

Here’s a list of the best boiler brands in the UK.  Among them are the most recognisable manufacturers when looking for a new boiler like Worcester Bosch, Baxi and Vaillant. They have sold the most appliances between them and some of these have been making boilers for over a century!

Best boiler brands

Boiler Manufacturers

Are any combi boilers still made in the UK?

Yes, there are still combi boilers made in the UK. There are a few manufacturers that still produce them, including Worcester Bosch, Vaillant, and Baxi. These boilers are all made to high quality standards and are very reliable.

Answer a few brief questions about the size of your home and energy use to find out how much a brand new boiler could cost.

Alpha

Alpha boilers

Alpha heating Innovation are part of Immergas, an Italian company that are one of the biggest boiler manufacturers and exporters in Europe.  They manufacture highly efficient combis, regular and system boilers. Alpha are highly regarded among heating engineers as reliable and easy to work with boilers.

Worcester Bosch

Worcester Bosch boilers

Among the famous boiler brands founded in the UK, Worcester bacame part of the german Bosch Group in 1996, renowned for quality engineering and technology. They are one of the main boiler manufacturers in the country that came out with the best selling Greenstar range.

Baxi

Baxi boilers

One of the oldest and most famous boiler manufacturers in the country, Baxi is part of the BDR Thermea Group that also operates in 70 other countries worldwide. A number of well known boiler brands also come under this group.  Among their best selling models are the Baxi 200, 400 and 600 range of combis.

Atag

Atag boilers

Netherlands based Atag has been manufacturing heating products for over 70 years and are known for only selling their boilers through selected gas safe registered installers.  Liked by engineers for the ease of installation and maintenance, they are fast becoming a leading boiler brand in the country.  The IC range models is their best selling.

Viessmann

Viessmann boilers

Founded in Germany in 1917, this family owned company is a leading manufacturer of heating systems and one of the most popular boiler brands in Europe.  Known to have very efficient boilers, the Vitodens is the most popular model in their range.

Glow-worm

Glow worm boilers

Along with its owner Vaillant, the group is Europe’s second largest heating manufacturer.  Glow-worm has been making boilers for over 80 years and is known for good value, reliable appliances.  Their most popular range is the Energy Combi.

Potterton

Potterton boilers

Along with Baxi, Potterton is part of the BDR Thermea Group.  Known as a manufacturer of dependable boilers at reasonable prices, they are a popular brand amongst customers.  The Promax range is amongst their most popular.