Library

Research study estimating potential energy savings relative to conventional ducted air distribution, and identifying equipment requirements, costs, and barriers.

Standard covering updates to the expected leakage rates for ductwork constructed to the SMACNA HVAC Duct Construction Standards—Metal & Flexible, duct leakage test procedures; includes recommendations on use of leakage testing, types of test apparatus, and test setup and sample leakage analysis.

The exhaust from residential combustion appliances contains air pollutants and high levels of moisture that must be conveyed to the outdoors to maintain acceptable indoor quality.

Report about a project that examines implementation of advanced retrofit measures in the context of a large-scale weatherization program and the archetypal Chicago, Illinois, brick bungalow.

Article describing earthship homes.

Document reviewing four cold-climate northern Illinois energy efficiency retrofit programs to identify practices, tools, and approaches to streamline and reduce costs of comprehensive retrofits, and to improve the consistency of audit and retrofit delivery practices across different programs.

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

Guideline describing the importance of the different types of multifamily building attics and their unique challenges, and outlines strategies and materials used in air-sealing them.

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 covering the selection of roof vents for rainwater resistance.

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

IECC code note explaining new fan efficacy requirements, along with how to determine which fans are affected by the new fan requirements.

Fact sheet describing how weatherstripping can be an easy and cost-effective way to save money on energy costs and improve comfort by reducing drafts.