Library

Article describing strategies for reducing the risk of ice dam formation on roofs in winter.

Article describing the importance of air sealing, insulation, and roof ventilation in reducing the likelihood of ice dam formation on roofs in cold snowy climates.

Article describing the causes of wood decay and moisture issues.

Research report describing the development of standardized test methods for PM2.5 and CO2 sensors enabling reliable, low-cost indoor air quality monitoring and improvement.

A report describing six mechanical ventilation strategies that were evaluated for their ability to control indoor humidity levels over 14-day periods with simulated occupancy.

Report describing an investigation into multiple occupancy-based ventilation control strategies and the associated energy savings.

Webpage from U.S. Department of Energy describing using Earth-Sheltered home building techniques in hot climate zones.

This study evaluates the energy, humidity and indoor air quality implications of residential ventilation cooling in all US IECC climate zones.

This publication provides a set of best practices for improving indoor air quality in conjunction with energy upgrade work in homes.

Technical report describing the enhancement of energy efficiency in existing buildings through a systems approach, assessing airflow-focused retrofits for improved energy savings and indoor air quality, considering factors like air leakage, distribution system dynamics, duct leakage, and ventilation...

This report evaluates the performance of variable-capacity comfort systems, with a focus on inverter-driven, variable-capacity systems, as well as proposed system enhancements.

Report describing research testing results on roof truss to wall connections in light frame wood systems.

Technical report describing the evaluation of four different ventilation strategies for providing make-up air in high-performance, new construction multifamily buildings in the Northeast, emphasizing the challenges posed by increasing airtightness standards and the variability of system performance...

Report on the performance of range hood exhaust fans.

Fact sheet describing indoor air quality (IAQ), including information on common sources of indoor air pollutants and best practices for improving IAQ.

Article explaining what a continuous load path is and the key connection points that make it up.

Report outlining how Smart ventilation controls (SVC) balance energy consumption, comfort, and IAQ by optimizing mechanical ventilation operation to reduce the heating and/or cooling loads, improve management of indoor moisture, and maintain IAQ equivalence according to ASHRAE 62.2.

Report of a field evaluation of four novel roof designs to see how each design would reduce space-conditioned energy use so that the knowledge gained could be applied to the design of new manufactured homes.

Journal article reporting on field experience of unvented cathedralized (UC) attics in several environments in the United States.

Report to understand the long-term moisture performance of unvented roof assemblies with fibrous insulation.

Technical report on a field validation study that utilizes low-cost indoor air quality sensors to assess a smart ventilation system's effectiveness in maintaining acceptable indoor humidity in low-load homes in humid environments, revealing that while the smart ventilation algorithm demonstrated...

ASHRAE Q&A addressing HVAC filtration and disinfection for reducing the spread of COVID-19.

Page describing in detail four important actions you should consider to protect your health and indoor air quality (IAQ) when cleaning up after a flood.

Detailed information about Formaldehyde including health effects and strategies to reduce exposure.

The FPC Monitoring project has evaluated radiant barrier systems (RBS) as a new potential DSM program.

Results from a research program testing airtightness, implications of air leakage and contaminant reduction over the garage-to-house interface.

Document describing the emissions criteria for carpets, cushions, and adhesives to qualify as those with low volatile organic compound (VOC) emissions under the Carpet and Rug Institute's Green Label Plus Indoor Air Quality Testing Program.

Report about opportunities for ventilation when traditional methods are limited by weather conditions or by contaminants in the outdoor air.

Webpage describing how to guard homes and properties against wildfire, as well as what to do during a wildfire, whether sheltering in place or attempting evacuation.

Report describing the use of fresh air ventilation systems to eliminate the formation of icicles and ice dams along the eaves of roofs.

Report about indoor air quality related to indoor mold growth.

Webpage that describes health problems that can be caused by secondhand smoke.

Article describing the causes that form ice dams, as well as solutions for preventing future ice dams on roofs, focusing on air sealing to prevent hot air leakage.

Article describing the impact of stack effect on building performance, highlighting how pressure differences caused by temperature and height affect air infiltration and exfiltration, and detailing strategies like compartmentalization and distributed mechanical systems to manage airflow and maintain...

Information sheet presenting the correct methods for building an insulated cathedral ceiling.

Article describing considerations for choosing a room-level air cleaner to improve indoor air quality.

Companion document to the Indoor airPLUS Construction Specifications, providing guidance on identifying compliant products, including industry databases and examples of product labeling.

Information sheet presenting techniques for installing cellulose insulation.

Article from Montana State University Extension explaining how proper insulation techniques can greatly reduce the risks of ice dams on roofs in cold climate zones.

Guide discussing observations, recommendations, and technical guidance as a result of Hurricane Katrina

Article describing issues with condensation in unvented attics insulated with open-cell spray foam.

Book providing project management guidance in maintaining satisfactory indoor air quality (IAQ) of occupied buildings undergoing renovation or construction.

Article outlining the casuses and solutions for ice dam problems.

Article describing the effect metal roofs have on thermal performance in hot-humid climates.

Report documenting the results of a NYSERDA-funded research project to demonstrate the costs and benefits of a best practice systems approach to improving exhaust ventilation system performance in five multifamily buildings in New York State.

Article describing ways home owners can improve ventilation in their kitchens.

Webpage describing indoor air quality.

Standard supporting indoor air quality performance by producers, purchasers and policy makers to improve the environmental performance of products and services.

This research study used pollutant measurements, home inspections, diagnostic testing and occupant surveys to assess IAQ in 24 new or deeply retrofitted homes designed to be high performance green buildings in California.