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The 43rd AIVC Conference "Ventilation, IEQ and health in sustainable buildings", was held in Copenhagen, Denmark on 4-5 October 2023. Contains 129 papers and/or summaries.

Volume content
Impact and benefits of the air cleaning measures implemented in two schools

A Canadian provincial government has initiated a collaboration with the Indoor Air Quality (IAQ) team of the National Research Council of Canada (NRC) to…

Liang Grace Zhou, Chang Shu, Justin Berquist, Janet Gaskin, Greg Nilsson
Effects of ventilation on airborne transmission: particle measurements and performance evaluation

This research aims to evaluate ventilation performance on airborne transmission in buildings, by analyzing the effect of different ventilation…

Huijuan Chen, Caroline Markusson, Svein Ruud
Evaluation of Uncertainties of Using CO2 for Studying Ventilation Performance and Indoor Airborne Contaminant Transmissions

The COVID-19 pandemic has raised concerns about indoor ventilation conditions worldwide. Monitoring CO2 concentrations in rooms has been widely used, but…

Liangzhu (Leon) Wang, Ibrahim Reda, Shujie Yan, Eslam Ali, Dahai Qi, Theodore Stathopoulos, Andreas Athienitis
Sensitivity Analysis of CO2 Concentrations as Ventilation Metrics

An approach has previously been developed to estimate space-specific carbon dioxide (CO2) levels that can serve as metrics for the adequacy of outdoor…

Oluwatobi Oke, Andrew Persily
Design procedures for ventilative cooling integrated in new standards

Low energy buildings are highly insulated and airtight and therefore subject to overheating risks, where Ventilative Cooling (VC) could be a relevant…

Christoffer Plesner, Jannick K. Roth
Resilient cooling in office buildings: case study in Belgium

To achieve future-proof buildings, it is crucial to design buildings and systems that can withstand to shocks (like heat waves and power outages) and reduce…

Joost Declercq, Shiva Khosravi, Abantika Sengupta, Hilde Breesch
Lessons Learned from Irish Schools: Early-stage Insights on Overheating

Overheating in school buildings is likely to lead to a negative learning performance experience for occupants in these settings. In Ireland, school…

Adam O’ Donovan, Elahe Tavakoli, Paul D. O’Sullivan
Life cycle assessment: A design element for ventilation system selection

A Danish office building designed with a hybrid ventilation system has been compared to a full mechanical ventilation system in the same building. The…

Jannick K. Roth
Ventilative Cooling Design In Practice: Where next?

Embedding robust yet accessible frameworks to evaluate ventilative cooling potential during the early/concept design stages for building practitioners can…

Paul D O’Sullivan, Adam O’Donovan, Maha Sohail
Update on Resilient cooling and indicators from the IEA EBC Annex 80

The growing challenges of climate change, urbanization, and increased energy demand have underscored the critical need for sustainable and resilient cooling…

Peter Holzer
Towards performance-based approaches for smart residential ventilation: a robust methodology for ranking the systems and decision-making

Smart ventilation which provides air renewal thanks to its variable airflows adjusted on the needs can improve both indoor air quality (IAQ) and energy…

Baptiste Poirier, Gaëlle Guyot, Monika Woloszyn
Metal Oxide Semiconductor sensors (MOS) for measuring Volatile Organic Compounds (VOC) - performance evaluation in residential settings

Metal Oxide Semiconductor (MOS) sensors measuring Volatile Organic Compounds (VOC) seem to be an obvious step towards broadly available Demand Controlled…

Jakub Kolarik
Impact of the building airtightness and natural driving forces on the operation of an exhaust ventilation system in social housing in Chile

Chile has 1,626 social housing complexes with a total of 350,880 dwellings. Several studies have demonstrated a low thermal performance and high air…

Gilles Flamant, Waldo Bustamante, Arnold Janssens, Jelle Laverge
Measurement of ventilation effectiveness and indoor air quality in toilets at mass gathering events

Mass gathering events were closed in 2020 to reduce the spread of SARS-CoV-2. These events included music concerts, theatre shows, and sports matches. It is…

Ben M. Roberts, Filipa Adzic, E. Abigail Hathway, Christopher Iddon, Benjamin Jones, Malcolm J. Cook, Liora Malki-Epshtein
Indoor air quality in Austrian classrooms – Assessing different ventilation strategies with a citizen science approach

With many existing Austrian school buildings to be renovated in the coming years, there are debates between stakeholders, about which ventilation strategy…

Simon Beck, Gabriel Rojas, Elena Krois, Sebastian Goreth, Christian Hechenberger
Ventilation behaviour of occupants driven by outdoor temperature: 12 case studies

This paper presents the results of an Indoor Environment Quality (IEQ) monitoring study (including relative humidity, temperature and IAQ in terms of indoor…

Sonia Garcia-Ortega, Pilar Linares-Alemparte
Decarbonization and IAQ in Spain: a roadmap

The presentation provides a brief overview of the current situation and a roadmap for decarbonizing the building stock under the context of EU directives.…

Rafael Villar Burke, Marta Sorribes Gil, Daniel Jiménez González
Comparative Analysis Between Indoor Temperatures of Dwellings at Urban Scale During a Typical and Extreme Summers in a Temperate Climate

This study examines the impact of heatwaves on indoor operative temperatures of dwellings in Pamplona (north of Spain) and presents a comparative analysis…

Ainhoa Arriazu-Ramos, Germán Ramos Ruiz, Juan José Pons Izquierdo, Ana Sánchez-Ostiz Gutiérrez, Aurora Monge-Barrio
How to create a performance-based regulation on ventilation – the French Experience

In France, in Residential buildings, since 1982 the ventilation regulation imposes air flow rate to be continuously extracted from every room with humidity…

Valérie Leprince, Baptiste Poirier, Gaëlle Guyot
Quantifying the Potential Health Impacts of Unvented Combustion in Homes – A Meta-Analysis

While a growing body of scientific literature describes the population health impacts of fossil fuel production and burning via climate and air pollution…

Jacob Bueno de Mesquita, Núria Casquero-Modrego, Iain Walker, Brennan Less, Brett Singer
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