Gas Boilers

Viessmann Vitodens Gas Boilers

Operating Vitodens products with different gas types – Lambda Pro Control Plus

Common to all Viessmann Vitodens heating systems is the combustion controller for all gas types – the Lambda Pro Control or the enhanced version, Lambda Pro Control Plus. This ensures consistently high efficiency even if gas quality fluctuates or there’s a switch to a different gas type or a change in operating conditions. The Viessmann Vitodens condensing boiler continues to make maximum use of the energy available.

The air ratio (lambda) – namely the ratio of gas and air – is measured using an ionisation electrode. Depending on the results of the measurement, the automatic control then adjusts the air supply so that there is an ideal gas/air mixture at all times. This eliminates the need for adjustment or readjustment work during installation. This method of operation not only makes the Vitodens products very efficient, but the Lambda Pro Control Plus also ensures a high level of operational reliability. In addition, the flue gas inspection intervals are extended from two to three years.

Important: the Vitodens product range is suitable for use with a hydrogen/natural gas blend. A hydrogen content of up to 20 percent is permitted. 

Vitodens Gas Boiler Range

As well as superior performance and reliability, Vitodens gas boilers stand out for their user friendly design and ease of use. All of our boilers have been designed with smart technology in mind, helping you save money and control your comfort from wherever you happen to be.

The Vitodens 050-W is ideal for modernising apartments or detached houses. It is offered with two output ratings (3.2 to 19 and 3.2 to 35 kW) as a system and combi boiler in three output ranges (3.2 to 19, 25 or 35 kW).

As a large-scale manufacturer with many years of experience in the production of wall mounted boilers, we know what matters. Viessmann product quality is something you can rely on, and the attractively priced Vitodens 100-W and Vitodens 111-W (with integral 46 litre stainless steel loading cylinder) are no exception. Viessmann wall mounted boilers are well known for innovative technology and performance, but their reliability and durability are renowned.

The Vitodens 200-W is the ideal wall mounted gas condensing boiler detached houses and and properties with 4+ bedrooms. It can be easily installed in a recess in the bathroom or in a kitchen cabinet. The Vitodens 200-W is equipped with an Inox-Radial heat exchanger made of high grade stainless steel. It guarantees reliability and permanently high condensing efficiency. This also applies to the MatriX-Plus burner.

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