D+H Catalog

When it comes to fresh air, we are literally in our element. Because everything we stand for revolves around them. The company started in 1968 with the invention of the first electromotive smoke vent. With a lot of passion we have become the world's leading solution provider for smoke extraction and innovative ventilation systems almost 50 years later. People's trust is what drives us to continue creating a safe, healthy and comfortable atmosphere in buildings with innovative solutions. We call this: Building Atmosphere.