Building Science Introduction - Moisture Flow Description Information guide providing background information about moisture flow in residential buildings.
Cement Board Installed behind Tile and Panel Tub and Shower Enclosures Description Guide describing how to install moisture-resistant materials on walls behind showers and tubs to help manage moisture.
Condensation Control for Walls in Cold Weather Description Guide describing ways to construct wall assemblies in cold climates to minimize the likelihood of condensation formation inside the walls.
Ducts Buried in Attic Insulation Description This guides describes buried ducts in loose-fill attic insulation, a method that can only be used in dry climates.
Ducts Buried in Attic Insulation and Encapsulated Description This guide describes approaches to buryng and encapsulating ducts in unconditioned attics to increase the overall R-value of duct insulation.
No Vapor Retarders on Interior Side of Air-Permeable Foundation Insulation Description Vapor retarder plastic should not be installed over fibrous insulation on basement or crawlspace walls unless rigid foam or spray foam is installed directly against the concrete, behind the blanket insulation.
Radon Fan Description Guide describing how to install a radon mitigation fan with various types of house foundations.
Unvented Conditioned Attic with Spray Foam Insulation Below Roof Deck Description Guide describing a method for insulating an unvented attic by spraying foam insulation along the underside of the roof deck.