Library

Fact sheet providing information on how to identify issues and improve performance in central exhaust systems.

Report detailing natural ventilation and passive airflow systems.

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.

Article describing the correct installation of clothes dryer exhaust ducts.

Fact sheet describing the newly developed Ventilation-Integrated Comfort System (VICS) that reduces space requirements and eliminates costly ductwork for separate heating, cooling, and ventilation systems, all while enhancing performance, addressing the demand for energy-efficient homes, and...

Report describing the results of a 21-home field study investigating the effectiveness and failure rates of whole-house mechanical ventilation systems installed in Florida homes over the last 15 years.

Report covering reservoir claddings, back ventilation and vapor throttles.

Report discussing how to create livable space in the attic that meets IRC code requirements by either creating a ventilated roof assembly, or and unvented attic assembly.

Blog article citing the risks and downsides of attic ventilation fans from a building science perspective.

Article describing walls and moisture development on them.

Report targeting the growing number of homes utilizing deep retrofit measures and new construction practices to realize sufficiently lower infiltration levels that require mechanical ventilation as prescribed by ASHRAE Standard 62.2.

PDF literature review of the impact and need for attic ventilation in Florida homes.

News article describing the state of the residential battery storage market.

Report focusing on managing the driving forces that move air and water vapor across the building envelope.

Webpage featuring hundreds of illustrations of masonry construction details for brick, congrete, stone, tile, stucco, etc.

Siding installation guide for Ply Gem Siding Group products.

Report describing the use of passive vents as a source of outdoor air in multifamily buildings.

This document addresses adding—or improving—mechanical ventilation systems to existing homes. The purpose of ventilation is to remove contaminants from homes either directly or by dilution. This report discusses where, when, and how much ventilation is appropriate in a home, including some...

Guide describing proper application, design, and installation of mechanical ventilation cooling systems for homes located in hot-dry and cold-dry climates, as well as a means of understanding the benefits, costs, and tradeoffs of these systems.

Report describing the most cost-effective ventilation and indoor air quality solutions for multifamily homes that meet ASHRAE 62.2-2016.

Standard establishing a test procedure for evaluating the performance of air-cleaning devices as a function of particle size. This is the current version of the standard, which was published in the year 2017, and is available for preview and purchase at the reference link. The ASHRAE bookstore also...

Fact sheet describing how typical wall moisture barrier systems work, the moisture barrier system and common problems associated with them; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact Sheet Series.”

Article describing how moisture accumulates inside of structures and issues that result.

Report providing extensive guidance on controlling moisture in building envelopes through proper selection and installation on air, water, thermal, and vapor barriers.

Practical guide describing the management of moisture during a building's design, construction and maintenance.

EPA guidance document providing information on moisture control in buildings.

Article discussing moisture control in buildings as well as building design and construction strategies for keeping buildings dry and allowing buildings to dry out if they do get wet.

The next generation of building enclosures is a key step toward achieving high-performance goals through decreasing energy load demand and enabling advanced space-conditioning systems. Yet the adoption of high-R enclosures and particularly high-R walls has been a slow-growing trend because...

Document describing a hygrothermal modeling study, including all of the US climate zones, a range of interior humidity levels and numerous arrangements and types of insulation.

Website providing guidance about mold and moisture for homes, schools, multifamily and commercial buildings.

Online course providing an overview of mold prevention and mold remediation.

Report on a study monitoring moisture conditions of double-stud wall assemblies with different insulation in Devens, Massachusetts.

Report detailing a three-winter study on unvented roof assemblies in a cold climate, assessing insulation material, ridge diffusion vent presence, vapor control membranes, relative humidity, and interstitial airflow. Results indicate that utilizing air-permeable fibrous fill insulations in unvented...

Report detailing a three-winter study on unvented roof assemblies in a cold climate, assessing insulation material, ridge diffusion vent presence, vapor control membranes, relative humidity, and interstitial airflow; results indicate that utilizing air-permeable fibrous fill insulations in unvented...

Article describing mulch requirements and benefits.

Research study examining the performance of existing multifamily ventilation central systems and explored alternative solutions in retrofit situations.

DOE Energy Saver webpage providing a brief summary of natural ventilation for houses.

Building science insight into crawlspaces.

Document describing recommended modeling rules, potential compliance credits, and eligibility criteria for residential night ventilation cooling systems for California’s Title 24 energy efficiency standards.

Newsletter providing news and information to members of the New Jersey National Guard.

Fact sheet describing a novel, simplified air delivery system using a plug-and-play model that features 3-inch diameter flexible ducts, efficient fittings, and a simplified installation process that resulted in successful market engagement through commercialization.

Report describing a field study to measure pollutant concentrations in 324 homes in California.

Article from Smarter Homes NZ on home building techniques that incorporate passive cooling.

Book describing passive cooling techniques from a technical and academic perspective.

Website providing guidance on passive heating, cooling, and lighting methods.

Article from Williams College on the key elements of passive solar design for homes.

Paper summarizing passive and low-energy cooling systems for buildings.

Information sheet providing guidance about the placement of ventilation approaches.