Vaillant Boilers

Combi, System and Heat Only Boilers

Vaillant Boilers

Another manufacturer in addition to Baxi that received a Which? 'Best Buy' is Vaillant. Two ecoTEC plus models were awarded high marks for their ease of use and efficiency.

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Current Vaillant Products

  • Gas Combi, System and Heat Only Boilers.
  • Solar Domestic Hot Water Systems.
  • Domestic Ground Source Heat Pumps.
  • Air Conditioning Systems.

Vaillant produce a wide variety of products from domestic boiler and renewable solar thermal systems to commercial boilers.

A large network of accredited installers and service agents exists to provide backup and advice when needed, spare parts are also abundantly available.


Popular Vaillant Combi Condensing Boilers

Vaillant ecoTEC Pro 28
Model ecoTEC Pro 28
Fuel TypeNatural Gas
Boiler TypeCombi Condensing
Output to Hot Water (kW) 28.0
Output to Central Heating (kW) 9.0-24.0
Hot Water Flow Rate (l/min) 11.5
Efficiency Rating 91.1%
Vaillant ecoTEC Plus 837
Model ecoTEC Plus 837
Fuel Type Natural Gas
Boiler Type Combi Condensing
Output to Hot Water (kW) 37.0
Output to Central Heating (kW) 12.0-28.0
Hot Water Flow Rate (l/min) 15.2
Efficiency Rating 91.1%

Why Use Vaillant?

Vaillant ecoTEC Boilers

Vaillant manufacture high quality systems with a focus on efficiency and ease of use. Remember, your boiler is probably the most important appliance in your house so correct selection is key, you won't go far wrong with a Vaillant.

Efficiency plays an important role in any boiler. Vaillant reckon that you could reduce your central heating bills by a third and cut your home's CO2 emissions by 800 kilograms a year if your boiler was installed prior to 2003!