Measuring technology for airtightness: Our competence at BlowerDoor GmbH

Benefit from our comprehensive range of seminars we regularly offer in cooperation with the Energie- und Umweltzentrum am Deister GmbH. All seminars are also available as in-house training at your facilities if required. Contact us for more information!

Introduction to BlowerDoor Testing
according to ISO 9972 and EN 13829

BlowerDoor MultipleFan
Airtightness measurement in large buildings

New: Webinars

BlowerDoor measurement in residential buildings

  • Legal requirements according to EN 13829 and EN ISO 9972
  • Calculation of the air change rate n50
  • Calculation of the building volume
  • Building preparation
  • The modular BlowerDoor measurement system
  • Leakage detection
  • Automated BlowerDoor test with software TECTITE Express


Dates (always on Wednesday):

18 September 2019
23 October 2019
20 November 2019
18 December 2019

from 3 - 3.30 p.m., free of charge!

Please contact Alex: kiss(at)