Reference
Description
Article describing methods for venting a vented attic and a roof assembly over an unvented attic.
Video
Description
Video presentation describing proper attic venting design for energy efficiency and weather resistance.
Guide
Description
Guide describing the installation of roof vents that are resistant to damage from high winds and entry of wind-borne rain, wildfire embers, or pests.
Reference
Description
Q&A article discussing how to address moisture issues in an attic in a wet and humid coastal climate.
Video
Description
Video describing attic ventilation methods for wind and water-resistant roofs to comply with FLASH Strong Home guidelines and improve hurricane resitance.
Video
Description
Video describing roof and attic construction for cold climates, including cathedral roof design and insulation strategies, from Cold Climate Housing Research Center.
Video
Description
Video describing best practices for air sealing an attached garage during construction using plywood and spray foam in the band joist and providing an exhaust fan to ventilate and depressurize the attic.
Guide
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.
Case Study
Description
Case study describing a DOE Building America Top Innovation on HVAC ducts located in vented attics that are encapsulated in foam and buried in attic insulation.
Guide
Description
Guide describing how to install a bathroom exhaust fan to remove excess moisture.
Video
Description
Video showing proper attic ventilation systems for hurricane-prone regions compliant with IBHS Fortified Home standards.
Video
Description
Video describing air sealing and insulation for encapsulated ducts.
Case Study
Description
Case study describing new home construction in the hot-humid climate, optimizing thermal enclosure, HVAC, water heating and lighting measures.
Guide
Description
Guide describing how to correctly air-seal a wall with missing top plates or open wall cavities.
Reference
Description
Webinar answering code-related questions on duct leakage tests, moisture levels in attics and crawlspaces, combustion equipment in conditioned attics, ventilation in multifamily buildings, and continuous insulation in residential construction.
Guide
Description
Guide describing wind washing of insulation in the eaves of vented attics and how to prevent it.
Case Study
Description
Case study describing the elimination of excessive humidity in the attic of a multi-floor, single-family home that was causing condensation and water damage along the roof and eaves.
Reference
Description
Article describing the use of whole-house fans to provide cooling in the region surrounding Sacramento, CA.
Guide
Description
Guide describing how to install outdoor air intakes and connect them to the return side of the HVAC system, using controls installed to operate intermittently & automatically based on a timer and to restrict intake when not in use (e.g., a motorized damper).
Reference
Description
Technical article describing issues and moisture concerns related to weatherization efforts.
Guide
Description
Guide describing how to install an efficient kitchen exhaust fan.
Guide
Description
Guide describing the installation of insulating sheathing above the roof deck on existing homes. This retrofit assembly is appropriate for homes with conditioned attics or where the retrofit is intended to create a conditioned attic.
Reference
Description
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.
Information Guide
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.
Case Study
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.