The 15th International Buildair Symposium: “Airtight Buildings, Thermography and Ventilation Systems in Practice” will take place on June 17 and 18, 2027 in Hanover, Germany. 

Presentations should fall within one of the following subject areas:

Practical measurement experience 

• Experience with measurements during construction
• Presentation of / experience with unusual structures 
• Issues with ISO 9972

 Leakages

• Detecting, measuring, evaluating leakages 
• Handling unavoidable leakages following refurbishment

Building Envelope in existing buildings 

• Reliability and durability of waterproofing measures after decades
• Approaches and recommendations for airtightness concepts
• Information and additions to the WTA information sheet „Airtightness in existing buildings“ 
• Challenges and successful quality assurance 

Products 

• Products for achieving airtightness 
• Products for measurement and evaluation 

Ventilation 

• Ventilation and cooling strategies
• Successful ventilation concepts for existing buildings 

Thermography

• New Applications for IR technologies
• Unsteady building thermography 

Artificial intelligence 

• How can it help us?

Legal questions

Important dates

• Submission of paper proposals: 10.09.2026
• Notification of acceptance 30.10.2026
• Submission of the download versions 10.06.2027
• Submission of PowerPoint presentations 10.06.2027

Conference organisers & partners

The conference is organized by the Energie- und Umweltzentrum am Deister (e.u.[z.], www.e-u-z.de), in close cooperation with FLiB, VATh, theCH, AIVC, INIVE and TightVent. Other cooperation partners are Bundesverband Gebäudeenergieberater Ingenieure Handwerker (GIH), Deutsche Energieberater-Netzwerk (DEN), IG Passivhaus and Passivhaus Institut.

For more information please visit www.buildair.eu