About Viessmann

The Viessmann Group is a leading German manufacturer of domestic, commercial, and industrial climate solutions. Headquartered in Allendorf, Germany, the company was founded in 1917 and is a fourth-generation family company. 

Viessmann entered the UK market in 1989 and has its UK headquarters and distribution centre in Telford, Shropshire.

In the UK, Viessmann’s product range includes gas boilers, oil boilers, air and ground source heat pumps, steam boilers, biomass boilers and combined heat and power generation. 

Globally, Viessmann operates in 74 countries around the world and has over 12,000 employees. In the UK, the company trains approximately 2,500 installers, contractors, specifiers, and architects on its products at its UK-based Viessmann Academies each year.

With a market share that continues to grow in the UK, Viessmann is gaining increasing brand recognition, thanks in part to the entire Vitodens range being awarded Which? Best Buy status every year since 2017.

Renowned for its use of innovative technology, Viessmann develops all of its products with sustainability in mind. This results in Viessmann offering some of the most energy-efficient boilers available in the UK and systems which are compatible with sustainable energy sources including solar, wood combustion, and heat pumps.

All of the boiler systems available in the UK and the components utilised within these are manufactured and assembled in Viessmann’s Allendorf production facility.

Viessmann is known for the reliability, durability, and energy efficiency of its boilers.


Viessmann Boiler Range

Viessmann offers a comprehensive range of combi boilers, storage combi boilers, system boilers and conventional boilers for domestic use. Viessmann’s domestic boiler range is available in gas and oil fuel types.

The Viessmann gas combi boiler range comprises the Vitodens 050-W, Vitodens 100-W, and the Vitodens 200-W. The gas storage combi boiler range comprises the Vitodens 111-W and the Vitodens 222-F. The Vitodens 100-W and 200-W are also available as system boilers, and the Viessmann gas conventional boiler range comprises the Vitodens 100-W Open Vent and the 200-W Open Vent. 

Viessmann Vitodens 100-W Open Vent

Viessmann Vitodens 100-w Open Vent

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