Guides A-Z

Guide describing how to properly test the air barrier between the garage and house, and how to ensure the air barrier is tight enough to prevent garage air from entering the home.

Guide describing how to correctly air seal a wall with missing top plates or open wall cavities.

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 for HVAC equipment.

Guide describing ways to air seal an attached garage in new and existing homes.

Guide describing how to air seal attic access panels, doors, and stairs to provide a continuous air barrier at the ceiling.

Guide describing how to air seal bathroom and kitchen exhaust fans.

Guide describing how to air seal doors that are next to unconditioned spaces.

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

Guide describing how to air seal duct and flue shafts.

Guide describing how to air seal electrical wiring throughout a home.

Guide describing how to air seal around light tubes.

Guide describing how to air seal the gap between the drywall shaft wall (i.e., common wall) and the structural framing between units in multifamily housing.

Guide describing how to air seal around plumbing and other piping.

Guide describing how to air seal around recessed light fixtures.

Guide describing how to air seal sill plates in new and existing homes.

Guide describing how to air seal the rough openings around doors and windows.

Guide describing how to insulate and air seal dropped ceilings and soffits to prevent air leakage.

Guide describing how to use a blower door test to determine building envelope air leakage.

Guide describing insulation techniques for skylight shaft walls.

Guide describing how to install stucco over rigid foam insulaiton in new and existing homes.

Guide describing methods for insulating an unvented attic along the roof line.

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.

This guide describes how to install a rigid air barrier to walls behind fireplaces.

Guide describing the types of whole-house fans, installation details to reduce energy loss, and how to operate them for comfort and energy savings based on climate zone.

Guide describing wind washing and how to prevent it.