LoginDecisions about whether it is worthwhile to seal duct leakage in large buildings are based upon different needs in different applications, ranging from the need to meet diffuser/exhaust-grille flow requirements for ventilation r
44th AIVC - 12th TightVent - 10th venticool Conference - Dublin, Ireland - 9-10 October 2024
The 44th AIVC Conference "Retrofitting the Building Stock: Challenges and Opportunities for Indoor Environmental Quality", was held in Dublin, Ireland on 9-10 October 2024. Contains 127 papers and/or summaries.
Volume content
Leakage in Large-Building Duct Systems: Modelling the Savings for Various Applications | 2024 | English | 10 pp
Investigating the Impacts of New Energy Renovation Strategies on Indoor Environmental Quality | 2024 | English | 3 pp
There is a pressing need for large-scale energy retrofits in domestic dwellings to reduce carbon emissions.
Perceptions of thermal comfort following deep energy retrofit in social homes in Ireland (HAVEN) | 2024 | English | 3 pp
Research suggests that energy retrofit measures can have a positive impact on temperature, relative humidity, and can reduce the occurrence of damp and mould (Wang et al., 2022, Fisk et al., 2020).
RENOVAIR: Study of the evolution of airtightness, ventilation, comfort and indoor air quality in 7 energy renovation operations of social housing in France | 2024 | English | 10 pp
This article follows a first publication presented at the AIVC2022 conference (Handtschoewercker, 2022), with the preliminary results of the RENOVAIR project, that studies the impact of energy renovation works on social housing
Data Analysis of Indoor Air Quality and Thermal Comfort in Dwellings in Santiago, Chile | 2024 | English | 6 pp
Achieving better energy efficiency requires dwellings to face a delicate equilibrium, balancing thermal comfort and indoor air quality.
Indoor air quality post deep energy retrofit in social homes in Ireland (HAVEN) | 2024 | English | 3 pp
Improving the energy performance of a building has been shown to improve health outcomes in fuel poor homes (Wang et al., 2022). However, increasing building air tightness through provision of increased insulation, without due
A Pre-Post Retrofit Evaluation on Indoor Air Quality and Comfort in Classrooms and Offices: Pre-Retrofit Findings | 2024 | English | 3 pp
The BENEFIT project evaluates the indoor environmental quality in non-domestic buildings where energy efficiency upgrades will be implemented; a baseline for indoor air quality hass been established across 50+ environments prior
Personalized environmental control systems (PECS): Overview of evaluation methods | 2024 | English | 2 pp
Nowadays, the building sector faces many challenges on occupant and resource levels. Given many indoor environmental quality (IEQ) complaints collected by field surveys, the first challenge is to provide comfort improvements.
Policy Strategies and Market Perspective of Personalized Environmental Control Systems | 2024 | English | 3 pp
This session will begin with providing an overview of presence Personal Environmental Control Systems (PECS) related mention in various countries national codes and standards formulated by industry organizations.
Personalized environmental control systems (PECS): Overview of applications, technology classification and KPIs | 2024 | English | 3 pp
Personal Environmental Control Systems (PECS) enable to individually control the environment in the immediate surroundings of an occupant regarding the thermal, air quality, acoustic, and/or luminous domain without directly infl
Effect of Personalized Environmental Control Systems on Occupants’ Health, Comfort and Productivity | 2024 | English | 3 pp
This summary highlights the benefits of PECS for occupants’ health, comfort, and cognitive performance.
Breathing Better: Evaluating the Impact of Personalized Ventilation in Daycare Baby Beds | 2024 | English | 10 pp
Daycare centers (DCCs) are pivotal in early childhood development, serving as a primary indoor environment for young children.
When making homes more sustainable, the emphasis is on scaling up to achieve the climate and energy objectives.
Performance evaluation of humidity controlled decentralized ventilation systems in social housing in Chile | 2024 | English | 11 pp
More than 70% of the dwellings in Chile were built before 2000, when the use of thermal insulation in the roofs of residential buildings became mandatory.
Performance 2 project - Analysis of the interactions between the Humidity-based DCV systems and IAQ in homes 15 years after their construction | 2024 | English | 10 pp
The Performance 2 project (2020-2024) is a French national research project that aims to evaluate the long-term performance and durability of Humidity-based Demand Controlled Ventilation (DCV) systems installed in two multi-fami
Evaluating the IAQ and energy performance of two types of ventilation systems in multifamily buildings | 2024 | English | 4 pp
This study evaluates the performance of Single-Flow and Dual-Flow ventilation systems in a residential building situated in Strasbourg, characterized by high PM2.5 levels, permeable tightness, and strong wind conditions.
Radon gas is the second biggest cause of lung cancer after smoking and is directly linked to approximately 350 lung cancer cases in Ireland each year. It is a serious public health hazard, and the Government has published a National Radon Control Strategy | 2024 | English | 11 pp
More and more single-family houses are being retrofitted to achieve better energy efficiency levels.
Radon gas is the second biggest cause of lung cancer after smoking and is directly linked to approximately 350 lung cancer cases in Ireland each year.
Field study measurements evaluating radon concentrations under different ventilation scenarios | 2024 | English | 8 pp
Increasing indoor ventilation has the potential to dilute indoor radon and may be an appropriate first step when measured indoor radon concentrations are close to the mitigation threshold for an existing low-rise house that lack
Challenges and opportunities arising from different ventilation approaches: controlled experiments conducted at the Canadian Centre for Housing Technology | 2024 | English | 3 pp
The ingress of naturally occurring radioactive radon gas from the soil into buildings can occur both by convection through any openings in the foundations as a result of pressure differentials and by diffusion across an airtight