Library

Fact sheet providing an overview of the FEMA document Wind Retrofit Guide for Residential Buildings.

A supplement to the 2012 Florida Building Code on energy efficiency and conservation.

Web page describing essential guidelines and recommendations for optimal installation of ductless heat pumps in cold climates, ensuring maximum heating performance and long-term satisfaction for homeowners, supported by research-backed insights and detailed resources.

Article describing methods for venting a vented attic and a roof assembly over an unvented attic.

Energy Star web page providing guidance on attic ventilation.

Standard outlining industry procedure for sizing residential duct systems.

Standard providing guidance on how to select, size, and locate the supply air diffusers, grilles and registers, and the return grilles.

Technical manual from ACCA outlining correct methods for zoning of residential HVAC systems.

Fact sheet describing best strategies to bring ductwork on single-story homes with a slab-on-grade foundation in hot, dry climates into the conditioned envelope of the home intending to highlight the pros and cons of multiple ductwork integration strategies, including traditional duct systems in...

Standard for use and reference by designers, architects, engineers, contractors, installers and users for evaluating, selecting, specifying and properly installing flexible duct in heating and air conditioning systems.

Fact sheet describing air-sealing concerns and remedies, including HRV/ERV installation, caulking, spray foam, and weatherstrip installation.

Manual describing best practices or home construction in Alaska and northern climates.

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.

Standard establishing test methods for determining air leakage in duct systems using fan pressurization in low-rise residential and commercial buildings.

Document providing background and approach for the prep work necessary prior to adding attic insulation - focusing on combustion safety, ventilation for indoor air quality, and attic ventilation for durability.

NREL webpage of standard work specification of exterior and interior, attic floors, attic knee walls, and unique installations.

Technical article describing issues and moisture concerns related to weatherization efforts.

Article describing the building science implications of insulating vented or unvented attics.

Article describing the research into insulating vented versus unvented attics.

Fact sheet describing research sponsored by DOE's Building America program to research the importance of attic air-sealing and best practice attic air-sealing techniques for new and existing homes.

Article describing the control layers (air, thermal, and vapor barriers) needed to build homes successfully in very cold locations.

Training manual on how to locate ducts within conditioned space and compact design.

Information sheet with information about insulating and ventilating attics.

Manual showing duct cleaning contractors how to identify the different types of insulated air ducts, how to open each type for access by cleaning equipment and personnel, how to close and seal openings after cleaning.

Article describing the difference between conditioned or unvented attics and unconditioned or vented attics.

Article describing the use of whole-house fans to provide cooling in the region surrounding Sacramento, CA.

Website providing information about the Cool Roof Rating Council including programs, membership, and resources for the construction industry.

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.

This study focuses on the design, construction, and performance of the interior chase approach as implemented by five different builders in Texas, North Carolina, and Florida.

Information sheet with HVAC duct insulation, testing, maintenance and performance information.

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

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

Information sheet providing detail about hand fabrication of a one-piece straight duct from a 48" x 120" x 1" thick (1.22 m x 3.05 m x 25 mm) sheet where the total inside duct dimensions equals 112" (2.84 m) or less.

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

Standard providing a comprehensive approach to evaluating, selecting, specifying and installing flexible duct in HVAC systems.

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

Presentation about proper installation of flexible ducts.

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

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.

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

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

Standards criteria supporting ICC HVAC duct support standards.

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

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 showing installers how to attach ducts, pipes, and associated equipment to buildings to minimize earthquake damage.

Report describing as-found interior platform return plenums, the magnitude of their contribution to the total amount of duct leakage, and techniques and results of retrofits executed by the HVAC trade during equipment replacement.