Guides A-Z

Guide describing how to frame and insulate corners to reduce the heat loss and gain though structural framing.

Guide describing how to insulate headers over doors and windows to reduce heat loss and heat gain through solid wood framing.

Guide describing how to frame and insulate exterior-to-interior wall intersections to reduce the heat loss and gain though structural framing.

Guide describing how to minimize framing around doors and windows to reduce heat loss.

Guide describing how to frame a wall with minimal wall studs to prevent heat loss through walls.

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.

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 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 sill plates in new and existing homes.

This guides describes how to insulate and air seal attic knee walls and floor joist cavities under knee walls.

Guide describing blown insulation into exterior wall cavities of existing homes with minimal disruption to occupants.

Guide describing how to avoid using wet materials and reduce moisture exposure in construction.

Guide describing how to create a capillary break at all crawlspace floors using polyethylene sheeting to manage moisture in crawlspaces.

Guide describing how to install a capillary break under a slab foundation using either polyethylene sheeting or rigid insulation installed over aggregate or over sand and geotextile matting.

Guide describing how to install moisture-resistant materials on walls behind showers and tubs to help manage moisture.

Vapor retarders can be a crucial part of the building envelope and can help manage moisture issues to keep the home dry. However, before installing a vapor retarder, installers must be aware that in some instances vapor retarders can increase the likelihood of condensation issues.

Guide describing how to install continuous air barriers in exterior walls.

This guide describes installation procedures for continuous rigid insulation to help provide thermal protection, reduce thermal bridging and provide a moisture barrier. 

Guide describing how to apply water management strategies to below grade walls.

This guide describes air barrier and insulation installation, along with air sealing for double walls - half or full walls included in a home design as an architectural feature that provides a more dimensional appearance.

Guide describing construction and insulation techniques for double wall framing.

Guide describing installation of a fully sealed continuous weather resistant barrier to help drain water away from above-grade walls.

Guide describing method for installing ducts in a duct chase above a dropped ceiling.

Guide describing how to insulate a new foundation wall or an existing foundation wall by adding rigid insulation to the exterior side.

Guide describing how to apply flashing to the bottom of exterior walls to create a continuous drainage plane.

Guide describing how to install flashings to help direct water down and out at all the openings in a wall system.

Guide describing the air sealing of rim joists on walls connecting homes and attached garages.

Guide describing how to install insulated concrete forms to block excessive heat loss and gain though structural framing.

Guide describing how to upgrade a wall with a floor overhang (or cantilever) on an existing home by adding rigid insulating sheating and or closed-cell spray foam insulation and air sealing.

Information guide describing how to perform a thorough visual evaluation of walls, windows and doors before proceeding with renovation projects.

Guide describing how to insulate closed crawlspace walls and band joist areas with rigid foam board insulation.

Guide describing how to apply an air control layer directly over existing wall sheathing, and cover by two layers of insulating sheathing held in place by vertical furring strips.

Guide describing how to upgrade walls that separate the garage from the house by providing a continuous air control layer on the garage side of the wall and adding rigid foam insulation.

Guide outlining how to retrofit an exterior wall and/or attic to provide continuous air sealing.

Guide describing insulation techniques for skylight shaft walls.

Guide describing how to install spray foam on the exterior of the existing home after framing over the existing siding.

Guide describing how to insulate the walls of an existing home with spray foam insulation.

Guide describing how to insulate an existing foundation wall by adding spray foam insulation to the interior side of the wall.

Guide describing how to create a fully aligned air barrier behind a staircase.

Guide describing how to install step and kick-out flashing on roofs.

This measure guides describes how to install structural insulated panels to block excessive heat loss and gain though structural framing. 

Guide describing techniques for installing insulating sheathing as a continuous drainage plane on walls.

Guide describing the design and installation considerations for recladding of above grade walls using insulated vinyl siding.

This guide describes how to install a rigid air barrier to separate the porch attic from the conditioned space. 

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

This guide describes how to install a rigid air barrier to walls behind showers and tubs.

Guide describing how to insulate the sill beam or sill plate on the exterior side in a way that allows drying to the exterior, as part of an exterior wall upgrade.

Guide with information about how to install flashing integrated with air and water control layers around piping, vents, and other wall penetrations as part of an exterior wall retrofit.

Guide describing how to install and properly integrate flashing at the intersection of an existing wall and an existing intersecting roof

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