On 9-10 October 2024, the AIVC – TightVent – venticool 2024 joint Conference “Retrofitting the Building Stock: Challenges and Opportunities for Indoor Environmental Quality”, was organised by the International Network on Ventilation and Energy Performance (INIVE) on behalf of the Air Infiltration and Ventilation Centre (AIVC), the Building and Ductwork Airtightness Platform (TightVent Europe) and the international platform for ventilative cooling (

The Air Infiltration and Ventilation Centre (AIVC) and the IEA-EBC Annex 78 invite you to register for the upcoming webinar, "Energy Performance of Gas Phase Air Cleaning". This event will take place on February 21^st, 2025, from 11:00 to 12:30 CET.

Participation is free, but prior registration is required.

We are happy to announce that the recordings of the AIVC & TightVent co-organized webinar, “Building and ductwork airtightness trends and regulations in China, Japan and New Zealand”, held on December 13, 2024 are now available on our website!

Featured Presenters:

We are happy to announce that the recordings of the AIVC & TightVent co-organized webinar, “Building Airtightness Impact on Energy Performance (EP) Calculations”, held on December 9, 2024 are now available on our website!

Featured Presenters:

• Nolwenn Hurel (Cerema, France)
• Xiaofeng Zheng (University of Nottingham, United Kingdom)
• Valérie Leprince (Cerema, France)
• Jiri Novak (Czech Technical University in Prague, Czechia)

We are happy to announce that the recordings of the AIVC/ EBC Annex 87 & venticool co-organized webinar, “Personalized Environmental Control System (PECS) in Action: Insights from Case Studies”, held on December 5, 2024 are now available on our website!

This webinar explored field applications of PECS with a global perspective and discussed its benefits and limitations in buildings.

Featured Presenters:

The 27^th issue of the TightVent newsletter is now available!

Specific contents include:

The AIVC is happy to announce the release of a new addition to the AIVC Ventilation Information Paper (VIP) series dealing with trends in building ventilation requirements and inspection in various countries. 

Ventilation Information Paper #48.2: Trends in building ventilation requirements and inspection in France is now available to download.

Previously released papers include:

The AIVC is 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:

On 9-10 October 2024, the AIVC – TightVent - venticool 2024 joint Conference "Retrofitting the Building Stock: Challenges and Opportunities for Indoor Environmental Quality", was organised by the International Network on Ventilation and Energy Performance (INIVE) on behalf of the Air Infiltration and Ventilation Centre (AIVC), the Building and Ductwork Airtightness Platform (TightVent Europe) and the international platform for ventilative cooling (