...our monthly newspaper with specific information on AIVC, the platforms venticool, TightVent, Dynastee as well as IEQ-GA & news from the EU and international partners. Previous editions are available here.
 
 
 
 
 
 
 
 
 
 
 
45th AIVC & ASHRAE 2025 IEQ conference, 24-26 September 2025, Montreal
 
 
From www.aivc.org - 23 February 2024, 14:12
 

The conference "IEQ 2025: Rising to new challenges: Connecting IEQ to a sustainable future”, organized by ASHRAE and AIVC, will be held in Montreal, Quebec, Canada on 24-26 September 2025. The conference will also be the 13th TightVent...
 
 
 
1-2 April 2025, AIVC Workshop, Stuttgart, "Indoor Environmental Quality in Sustainable Buildings"
 
 
From www.aivc.org - 3 October 2024, 18:27
 

 The Air Infiltration and Ventilation Centre (AIVC) together with Fraunhofer IBP in Germany organize a workshop entitled “Indoor Environmental Quality in Sustainable Buildings" to be held on 1-2 April 2025 in Stuttgart, Germany. The 1 ½ day workshop provides...
 
 
 
2024 Conference Proceedings Now Available Online
 
 
From www.aivc.org - 5 February, 15:41
 

We are pleased to announce that the Proceedings of the AIVC 2024 Conference, “Retrofitting the Building Stock: Challenges and Opportunities for Indoor Environmental Quality” held on 9-10 October in Dublin Ireland, are now available online and accessible for free .In this dedicated collection, you will find individual papers, the book...
 
 
 
 
 
 
Upcoming webinar "Recent standards and guidelines on CO2 application and interpretation"
 
 
From www.aivc.org - 6 February, 09:59
 

The Air Infiltration and Ventilation Centre (AIVC) invites you to register for our upcoming webinar, "Recent standards and guidelines on CO2 application and interpretation" on March 17th 2025, from 16:00 to 17:30 CET. Participation is free, but prior registration is required. To Register & View the agenda, please follow this link...
 
 
 
Join Our Webinar "Energy Performance of Gas Phase Air Cleaning"
 
 
From www.aivc.org - 6 February, 10:00
 

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 21st, 2025, from 11:00 to 12:30 CET. Participation is free, but prior registration is required. For detailed agenda and registration information, please follow this link...
 
 
 
 
 
 
Trends in building ventilation requirements and inspection in Ireland
 
 
From www.aivc.org - 5 February, 15:41
 

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...
 
 
 
AIVC 2024 Conference: Summary of the Smart Ventilation, IAQ & Health presentations
 
 
From www.aivc.org - 9 January, 16:00
 

On 9-10 October 2024, the AIVC – TightVent - venticool 2024 joint Conference "Retrofitting the Building Stock:  Challenges and Opportunities...
 
 
 
 
 
 
 
 
 
 
 
 
 
venticool newsletter is out! Edition of January 2025 now available!
 
 
From venticool.eu - 5 February, 15:08
 

The 25th issue of the venticool newsletter is now available! Specific contents include: Foreword 24 – 26 September 2025, AIVC – ASHRAE IEQ –venticool– TightVent joint… 
 
 
 
Webinar Recordings! Personalized Environmental Control System (PECS) in Action
 
 
From venticool.eu - 10 January, 10:03
 

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! This webinar explored… 
 
 
 
AIVC & venticool 2024 Conference: Summary of the resilient ventilative cooling track
 
 
From venticool.eu - 10 January, 10:02
 

On 9-10 October 2024, the AIVC – TightVent – venticool 2024 joint Conference “Retrofitting the Building Stock: Challenges and...
 
 
 
 
 
 
NV Embedded®: The Future of Intelligent Ventilation Control
 
 
From venticool.eu - 5 February, 15:25
 

Take control of your building’s climate with NV Embedded® – WindowMaster’s scalable, cloud-based system for natural ventilation and facade automation. Seamlessly integrating with building management systems, it optimizes indoor air quality and energy efficiency for buildings of...
 
 
 
Optimal indoor comfort with DUCO Natural Cooling
 
 
From venticool.eu - 5 February, 15:30
 

DUCO Ventilation & Sun Control offers state-of-the-art solutions for maintaining a comfortable indoor temperature and a healthy indoor climate...
 
 
 
 
 
 
 
 
 
 
 
 
 
16-17 May 2025, Hannover – 14th International BUILDAIR Symposium
 
 
From tightvent.eu - 3 September 2024, 12:41
 

The 14th International Buildair Symposium: “Airtight Buildings, Thermography and Ventilation Systems in Practice” will take place on May 16 and 17, 2025 in Hanover, Germany.  The event will offer a unique opportunity to find out about the latest developments and best… 
 
 
 
Trends in building and ductwork airtightness in Germany
 
 
From www.aivc.org - 25 November 2024, 10:00
 

The AIVC is happy to announce the release of a new publication!Ventilation Information Paper #45.13: Trends in building and ductwork airtightness in GermanyThis paper is part of the VIP series being developed and dealing with trends in building...
 
 
 
AIVC-TightVent 2024 Conference: Summary of the airtightness & ventilation systems’ inspection presentations
 
 
From tightvent.eu - 9 December 2024, 09:49
 

On 9-10 October 2024, the AIVC – TightVent – venticool 2024 joint Conference “Retrofitting the Building …
 
 
 
 
 
 
 
 
 
 
 
 
 
IEQ-GA's Air Infiltration, Ventilation & Air Conditioning Glossary
 
 
From ieq-ga.net - 3 September 2024, 11:52
 

The Indoor Environmental Quality – Global Alliance is pleased to announce the release of a Glossary of air infiltration, ventilation...
 
 
 
ASHRAE Releases New Guidance to Mitigate the Impact of Smoke on Indoor Air Quality
 
 
From ieq-ga.net - 5 February, 14:56
 

As wildfires and prescribed burns increasingly impact communities worldwide, ASHRAE has published a new resource aimed at safeguarding indoor air quality (IAQ) during these events. ASHRAE Guideline 44-2024, Protecting Building Occupants...
 
 
 
15th REHVA HVAC World Congress, 4-6 June 2025, Milan
 
 
From ieq-ga.net - 5 October 2023, 18:00
 

The REHVA HVAC World Congress CLIMA is the leading international scientific congress in the field of heating, ventilation, and air conditioning (HVAC). After the great success of the 2022 edition, organized by the Dutch association TVVL...
 
 
 
 
 
 
2025 ASHRAE Annual Conference - June 21-25, 2025 | Phoenix, AZ
 
 
From www.ashrae.org - 10 January, 10:19
 

 ASHRAE is looking forward to convening at the Sheraton Phoenix Downtown and Phoenix Convention Center June 21-25, 2025. Registration opens Spring 2025. Early bird registration ends on April 28. More information will be soon available...
 
 
 
REHVA's Guidebook 34: Instantaneous Wastewater Heat Recovery in Buildings
 
 
From ieq-ga.net - 9 December 2024, 10:00
 

This guidebook provides essential and practical information on integrating instantaneous...
 
 
 
 
 
 
 
 
 
 

News from the EU and international partners
 
 
 
 
 
 
 
Advancing energy efficiency and IEQ through fast-track renovation of residential buildings
 
 
From build-up.ec.europa.eu - 5 February, 16:02
 

This article briefly presents the H2020 SUREFIT project’s innovative solutions developed to improve residential buildings energy conservation measures and indoor air quality through retrofitting, aiming for near-zero energy buildings. The SUREFIT project aims to...
 
 
 
Sufficiency in the building sector for the whole life carbon roadmap
 
 
From www.bpie.eu - 5 February, 16:17
 

In collaboration with Ramboll, BPIE has developed a report for DG Environment that introduces the concept of sufficiency in the building sector and explores its greenhouse gas (GHG) saving potential, as well as other positive benefits. The study analyses existing research and quantifies the impact of...
 
 
 
REHVA publises Model IEQ regulation aligning with new provisions of the 2024 EPBD recast
 
 
From www.rehva.eu - 10 January, 11:20
 

REHVA is happy to announce the publication of the technical report: "Model Indoor Environmental Quality regulation aligning with new provisions of the 2024 EPBD recast" This collaborative effort, developed jointly by the Nordic Ventilation Group, REHVA, and the EUROVENT association, provides a comprehensive framework to help...
 
 
 
 
 
 
Mapping Policy Needs for Effective 2024 EPBD Implementation
 
 
From www.bpie.eu - 5 February, 16:20
 

The 2024 Energy Performance of Buildings Directive (EPBD) sets ambitious goals to decarbonize the EU’s building sector, introducing new standards and enhancing existing tools. This Policy Needs Report offers a detailed analysis of what Member States require to successfully implement the directive’s key provisions. It serves as a critical resource for...
 
 
 
Acceptable indoor environmental quality and energy efficiency standards: can buildings meet both (and for everyone)?
 
 
From build-up.ec.europa.eu - 10 January, 10:43
 

A sustainable society is one that protects the environment while fostering conditions that promote the mental and physical well-being of all its members. In the building sector, this means creating structures that are energy-efficient, low-emission and healthy...
 
 
 
How building design and occupant habits impact air quality satisfaction in offices
 
 
From build-up.ec.europa.eu - 5 February, 16:09
 

This review highlights how building-related factors, occupant behaviors, and environmental control influence Perceived Air Quality (PAQ) satisfaction in offices, emphasising the importance of thoughtful design and management for improved comfort and productivity. Key building factors include HVAC systems, personal comfort,...
 
 
 
 
 
 
Replacing AC: the potential of automatic ceiling fans
 
 
From build-up.ec.europa.eu - 5 February, 16:12
 

The study showed that automatic ceiling fan control provides thermal comfort and air quality comparable to manual settings, offering an energy-efficient alternative to air conditioning. A study, titled 'Thermal comfort and perceived air quality (PAQ) using automatic ceiling fans in residential buildings', tested an algorithm for automatic...
 
 
 
Overheating in low-energy homes: causes, impacts, and assessment challenges
 
 
From build-up.ec.europa.eu - 5 February, 16:10
 

This study highlights overheating issues in low-energy homes in England, caused by design flaws in ventilation, solar control, and architecture, with current assessment methods failing to fully address these challenges, especially for vulnerable occupants...
 
 
 
First International Symposium on Smart Materials for Energy Efficient Built Environment Control – June 10-11 2025, Paris
 
 
From smbc-2025.sciencesconf.org - 5 February, 14:46
 

Energy consumption for environmental control in buildings—such as heating, cooling, and indoor air quality (IAQ) management—has become a significant driver of global energy demand. Smart materials like metal-organic frameworks...
 
 
 
 
 
 
8-11 June 2025 - Healthy Buildings 2025 - Reykavik, Iceland
 
 
From www.hb2025iceland.org - 11 July 2024, 12:30
 

Healthy buildings, HB2025 - ISIAQ. Rentegrate science to practice for healthy and sustainable buildings.  
Join us in Reykjavík to explore the critical intersection of climate resilience, building sustainability, and occupant well-being...
 
 
 
World Sustainable Energy Days 2025, 5 - 7 March 2025, Wels
 
 
From www.wsed.at - 3 October 2024, 19:00
 

The World Sustainable Energy Days (WSED) are a leading annual conference on the energy transition and climate neutrality with over 650 participants from more than 60 countries. Staying on target for climate neutrality is a key challenge in changing...
 
 
 
18 -21 August 2025 - Healthy Buildings Asia 2025 – Hyderabad, India
 
 
From www.hb2025.co.in - 10 January, 11:30
 

The conference will cover a diverse range of topics, offering insights from experts across various fields. Indoor Environmental Quality (IEQ) Monitoring and Performance Metrics, Sensors, IoT, Measurement Protocols, Dashboards...
 
 
 
 
 
 

Videos

...including a list of our recent webinar recordings 
 
 
 
 
 
 
 

Personalized Environmental Control System (PECS) in Action: Insights from Case Studies (more info)
 
 
 
 
 
 
 

Performance of Personalized Ventilation installed in Open-Plan Offices


Arsen Krikor Melikov (DTU, Denmark)
 
 
 
 
 
 
 
 
 
 
 
 
 
 

The PECS journey in Singapore – From Field Environmental Chamber studies to Field studies

Chandra Sekhar (NUS, Singapore) 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Utilization and Evaluation of PECS in a Research Facility Office in Japan


Shin-Ichi Tanabe (Waseda University, Japan) 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Field experiences with PECS in The Netherlands


Marije te Kulve (bba binnenmilieu, the Netherlands)
 
 
 
 
 
 
 
 
 
 
 

Building Airtightness Impact on Energy Performance (EP) Calculations (more info)
 
 
 
 
 
 
 

How is Building Airtightness Factored into the EP Assessment of Homes in the UK?


Xiaofeng Zheng (University of Nottingham, UK)   
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Estimating Energy Losses: EN 16798-7 Airtightness and Total Air Renewal Evaluation


Valérie Leprince (Cerema, FR)
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Building Airtightness in EP Calculation – Situation in Czech Republic 


Jiri Novak (Czech Technical University in Prague, CZ)
 
 
 
 
 
 
 
 
 
 
 
 
 
 

AIVC’s Ventilation Information Paper N°46 “Building Airtightness Impact on Energy Performance (EP) Calculations”


Nolwenn Hurel (Cerema, FR) 
 
 
 
 
 
 
 
 
 
 

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