We are happy to announce the release of a new addition to the AIVC Ventilation Information Paper (VIP) series dealing with trends in building and ductwork airtightness in various countries. 

Ventilation Information Paper #45.13: Trends in building and ductwork airtightness in Germany

Previously released papers include:

1. Ventilation Information Paper #45.1: Trends in building and ductwork airtightness in Estonia
2. Ventilation Information Paper #45.2: Trends in building and ductwork airtightness in Spain
3. Ventilation Information Paper #45.3: Trends in building and ductwork airtightness in the Czech Republic
4. Ventilation Information Paper #45.4: Trends in building and ductwork airtightness in Belgium
5. Ventilation Information Paper #45.5: Trends in building and ductwork airtightness in Latvia
6. Ventilation Information Paper #45.6: Trends in building and ductwork airtightness in France
7. Ventilation Information Paper #45.7: Trends in building and ductwork airtightness in Greece
8. Ventilation Information Paper #45.8: Trends in building and ductwork airtightness in China
9. Ventilation Information Paper #45.9: Trends in building and ductwork airtightness in Japan
10. Ventilation Information Paper #45.10: Trends in building and ductwork airtightness in the Republic of Korea
11. Ventilation Information Paper #45.11: Trends in building and ductwork airtightness in New Zealand
12. Ventilation Information Paper #45.12: Trends in building and ductwork airtightness in USA

All documents in the VIP series, including the newly released VIP #45.13, are freely accessible and available for download here.