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Comfort for my home – Since 1874.

More than 140 years have passed since Johann Vaillant founded his master-craftsman installation business in a small half-timbered house in Remscheid/Germany. What began in 1874 is now a company with more than 12,000 employees and a globally leading provider of sustainable and responsible system solutions and services for heating cooling and hot water.

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The new aroTHERM Split: for your comfort and your budget

The aroTHERM Split is a heat pump which offers fantastic value for money for single-family houses and semi-detached homes. It uses the heat stored in the air as a free source of energy and consists of two components - the heat pump which is set up outside and the indoor unit.

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Customers’ voices

See and hear what Vaillant customers and employees associate with the Vaillant brand. In ten unique stories, people from Belgium, China, Croatia, the Netherlands, Italy and Germany share their individual Vaillant experience.


140 years of progress

Vaillant provides a full range of products and services, covering the entire spectrum of heating, cooling, hot water and renewable energy technologies for residential buildings and commercial properties.

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Green iQ - The intelligent way to a green future.

Our quality label for green technology. Heating systems that combine the highest levels of efficiency and environmental protection with sustainability and networked intelligence.


Germany's greatest export: energy efficiency. In over 60 countries and regions.

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