Blower-Door Tests – Air Tightness Testing According to DIN EN ISO 9972
Our testing laboratory performs precise blower-door measurements to determine the airtightness of buildings in accordance with the DIN EN ISO 9972 standard. Airtightness is a key factor in energy efficiency, building comfort, and the prevention of structural damage caused by uncontrolled airflow.
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Using state-of-the-art measurement technology, we systematically test the airtightness of the building envelope, identify leaks, and evaluate the air exchange rate. The results help you minimize energy losses, comply with legal requirements such as the Building Energy Act (GEG), and ensure the quality of your construction work.
Our services include:
- Conducting blower door tests in accordance with DIN EN ISO 9972
- Air tightness testing of new and existing buildings
- Identification of air leaks and weak points
- Evaluation and documentation of measurement results in detailed test reports
