Guides A-Z

Guide describing how to frame and insulate corners to reduce heat losses and gains though structural framing.

Guide describing how to air-seal and insulate a ceiling where the insulation is installed on top of the ceiling (on the attic floor) in a vented attic.

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

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 around recessed light fixtures below unconditioned space.

Guide providing guidance on insulating attic eaves in new and existing single-family homes and multifamily buildings.

Guide describing application of a radiant barrier layer in the attic to block radiant heat transfer between hot surfaces and heat-absorbing surfaces.

Guide describing how to increase insulation in existing homes by installing batt insulation on the ceiling plane of a vented attic.

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 how to insulate a vented attic in an existing home using blown insulation added to the attic floor.

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

Guide describing method for designing and installing ducts in a raised ceiling chase.

Guide describing how to create an air barrier between the garage and the conditioned space above it to prohibit pollutants from entering a home's interior.

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

Guide with information about how to upgrade a garage ceiling when a portion of the interior of the house is located directly above the attached garage by adding insulation and air sealing.

Guide describing how to install insulation below attic platforms

Guide describing RESNET Grade 1 level installation of insulation in walls, attics, and floors.

Guide describing insulation techniques for skylight shaft walls.

Guide describing how to apply spray foam insulation to ceilings in 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.

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.