BlowerDoor online training – additional offers now!

We have extended the range of our online seminars by short presentations on various topics.
Participation is free of charge. Duration: approx. 20-30 minutes each.
If you are interested in one or more of our events, please contact Mr. Alexander Kiss by e-mail kiss(at) You will receive a link for the corresponding event, which we will conduct via TeamViewer.

In addition, we can design individually tailored seminars for you if, for example, you want to master a new measurement task, have a specific question for one of your projects or want to train your office staff. Please contact us!

NEW SERIES: Meet the teams at TEC (The Energy Conservatory), manufacturer of the Minnapolis BlowerDoor measuring instruments in the USA, and BlowerDoor GmbH, General agency for Europe. The next date is planned for early 2021!

Wednesday, 28/10 at 02:00 PM (Central European time)
BlowerDoor test of residential buildings (details see on the right)

Wednesday, 18/11 at 02:00 PM (Central European time)
BlowerDoor test of residential buildings (details see on the right)

    Topics and dates of online presentation
    "BlowerDoor test of residential buildings"
    (recurring event):

    • Legal requirements according to 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

    Next dates:


    One-day seminars

    Benefit from our comprehensive range of seminars we regularly offer in cooperation with the Energie- und Umweltzentrum am Deister GmbH. All of the following practice-oriented 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