Driven by the goal of nearly zero energy buildings (nZEB) and regulations since the early 2000s, building airtightness has become a mandatory requirement for energy performance. However, the effectiveness of these requirements hinges on the durability of airtightness over the … Continue reading →
The TightVent Airtightness Association Committee (TAAC) held four meetings over the past year, all organised as virtual sessions, as only a few TAAC participants attended the AIVC–ASHRAE IEQ joint conference in Montreal this year. As in previous years, the September … Continue reading →
This webinar will introduce three national initiatives that collect and share data to support healthier indoor environments.The French National Ventilation Observatory provides inspection results and indicators on ventilation systems, based on data collected since October 2023. It helps to monitor … Continue reading →
We’re pleased to announce that the recordings and presentation slides from our recent webinar, “Comparing Ventilation Trends in Southern Europe” (held on October 10, 2025), are now available on our website. Featured Presentations: Italy – Trends in Building Ventilation Requirements and … Continue reading →
The IEQ 2025 conference, co-organised by ASHRAE and AIVC in Montreal, Canada, on 24-26 September, was also the 45th AIVC, 13th Tightvent and 11th venticool conference. The conference gathered experts worldwide to exchange the latest research, advances and practices on … Continue reading →
Recent years have seen important evolutions in building ventilation regulations, inspection practices, and market developments across Europe, with significant differences between countries. While Spain has progressively moved towards performance-based IAQ regulations and the adoption of smart ventilation systems, France is … Continue reading →
We are pleased to announce that a dedicated workshop on building airtightness will take place during the upcoming 45th AIVC – ASHRAE IEQ – 13th TightVent – 11th venticool Conference, scheduled for 24–26 September 2025 in Montreal, Canada. The workshop is entitled: “Durability of the … Continue reading →
We are happy to announce the release of a new AIVC publication: Annotated Bibliography 14: Retrofitting the Building Stock: Challenges and Opportunities for Indoor Environmental Quality – Overview of the AIVC 2024 Conference sessions This annotated bibliography is based on … Continue reading →
The full collection of abstracts presented at the 14th International BUILDAIR Symposium is now available on AIVC’s AIRBASE. The symposium, held on May 16–17, 2025 in Hannover, Germany, brought together experts and practitioners to discuss the latest developments in airtight buildings, thermography … Continue reading →
The 46th AIVC conference “Innovations in Smart Ventilation and IEQ for Resilient and Adaptive Buildings” will take place on September 30 & October 1, 2026 at the Songdo International District in Incheon, Republic of Korea. This international event will be held jointly with the 14th TightVent Conference … Continue reading →
