Description
Guide describing the use of attic ventilation fans to mechanically pull outside air through the attic in an attempt to cool the attic, control moisture, and prevent ice dams.
Showing results 1 - 26 of 26
Organization(s)
U.S. Environmental Protection Agency,
EPA,
ENERGY STAR
Publication Date
Description
Energy Star web page providing guidance on attic ventilation.
Description
Information guide describing how to calculate attic passive ventilation with example calculations.
Organization(s)
Oak Ridge National Laboratory,
ORNL,
U.S. Army Corps of Engineers
Publication Date
Description
Report describing the use of fresh air ventilation systems to eliminate the formation of icicles and ice dams along the eaves of roofs.
Description
Information guide describing proper attic air-sealing, insulation, and ventilation to combat ice dam formation on roofs in cold climate zones.
Organization(s)
Home Energy,
National Association for State Community Services Programs,
NASCSP
Publication Date
Description
Article describing moisture and ice dam issues in attics and how to air seal the attic floor.
Organization(s)
American Society of Heating Refrigerating and Air-Conditioning Engineers,
ASHRAE
Publication Date
Description
Report describing the use of attic ventilation to control moisture in cathedral roofs and avoid the formation of ice dams.
Description
Guide describing options for designing and locating the thermal boundary at either the attic floor or along the roof line in new and existing homes.
Organization(s)
BSC
Publication Date
Description
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.
Description
Guide providing guidance on insulating attic eaves in new and existing single-family homes and multifamily buildings.
Publication Date
Description
Video showing the requirements for attic vents in homes to comply with IBHS FORTIFIED Home requirements.
Description
Guide describing a method for insulating an unvented attic by spraying foam insulation along the underside of the roof deck.
Organization(s)
Building Science Corporation,
BSC
Publication Date
Description
Journal article reporting on field experience of unvented cathedralized (UC) attics in several environments in the United States.
Organization(s)
Building Science Corporation,
BSC
Publication Date
Description
Article describing methods for venting a vented attic and a roof assembly over an unvented attic.
Description
Guide describing how to add spray foam insulation to the underside of the existing roof deck as part of the conversion of a vented attic to an unvented, insulated attic.
Organization(s)
Journal of Light Construction,
JLC
Publication Date
Description
Q&A article discussing how to address moisture issues in an attic in a wet and humid coastal climate.
Publication Date
Organization(s)
CCHRC
Description
Video describing roof and attic construction for cold climates, including cathedral roof design and insulation strategies, from Cold Climate Housing Research Center.
Organization(s)
National Association for State Community Services Programs,
NASCSP,
Weatherization Training Center at Penn College,
Pennsylvania College of Technology,
PCT
Publication Date
Description
Technical article describing issues and moisture concerns related to weatherization efforts.
Description
Information guide describing how to apply a whole-house approach to home improvement with energy efficiency upgrades, improved indoor air quality, and increased comfort.
Description
Guide describing how to re-roof an existing home with a sloped and add insulation above the roof deck.
Organization(s)
PNNL,
DOE
Publication Date
Description
Case study describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winner that scored HERS 41 without PV and 8 with PV.