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 EN 13829 and ISO 9972

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



24 April 2019
22 May 2019
19 June 2019
24 July 2019
21 August 2019
18 September 2019
23 October 2019
20 November 2019
18 December 2019

Always on Wednesday from 3 - 3.30 p.m. Course language is English.

Please contact Alex: kiss(at)