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How different technologies work

The best technologies to make people feel good - it's what we go to work for. Premium products for customers with the highest demands in terms of innovation, convenience, design, sustainability and efficiency make up our comprehensive portfolio. Learn more about Vaillant quality resulting from 140 years of progress.

Vaillant - Development & Products

Vaillant Heatpumps | Quality resulting from 140 years of progress

Gas condensing boilers

Modern gas condensing technology utilises the additional heat energy contained in flue gases. Condensing boilers thereby achieve even higher efficiency with lower emissions compared to conventional heaters. Heating wi...

Heat pumps

Advanced heat pump technology utilises the free warmth of nature in your surroundings, making you independent of oil and gas. Find out how heat pumps work, what you should consider when installing one and how you can ...

Solar thermal heating

A solar heating system is a sensible addition to any modern heating system. Solar heating helps reduce your energy consumption and operating costs. You also reduce your CO₂ emissions. Find out about how you can best ...

Air ventilation systems

Our energy-saving air ventilation systems achieve the right temperature and clean air. They regulate the oxygen content and temperature in your rooms and prevent dust and pollen from entering. Find out more about our ...

Heating controls

If you need comfort, convenience and energy efficiency, then you need a proper heating control. Intelligent control technology guarantees the best possible use of energy and high level of comfort.

Combined heat and power plant (CHP)

Your own power station at home. Energy consumption and emissions can be reduced significantly with the help of combined heat and power plants (CHP). Find out more about this innovative technology.

Electric heating systems

Instantaneous water heaters and electric heaters use electricity to produce heat. They are cheap to buy and good options in distant rooms and for prompt heating.

Pellet stoves

Heating with biomass in the form of pellets offers both ecological and economic benefits – fully meeting your heating requirements. Find out how a pellet stove works, what you need to consider when planning and how un...

Photovoltaics

The sun's energy can be converted into electricity with photovoltaic systems. The use of these systems eases the impact on the environment and helps to save energy costs.

Oil-fired condensing technology

Oil heaters have become less popular caused by rising oil prices and affordable alternatives for using renewable energy sources. But with modern condensing boilers from Vaillant you can use every drop of oil.