Guides A-Z

Guide describing how to insulate a basement to improve the overall thermal performance of the building and provide more dry, usable conditioned space for home occupants and HVAC equipment.

Guide describing ways to seal drywall to the top plate of an exterior wall to air-seal the wall cavity.

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.

Guide describing ways to construct wall assemblies in cold climates to minimize the likelihood of condensation formation inside the walls.

Guide describing causes of condensation in attics and roof assemblies during cold weather and ways to reduce this condensation.

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.

Guide describing how to properly grade a site so water will flow away from the foundation.

Guide describing steps to take to minimize indoor humidity in preparation for cold winter weather.

Guide describing techniques and measures for increasing the termite resistance of a home's foundations.

Guide describing a method for insulating an unvented attic by spraying foam insulation along the underside of the roof deck.