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Guides A-Z

This guide describes IECC 2009 and 2012 and ENERGY STAR Certified Homes insulation requirements.

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

Guide providing information about constructing a roof with full insulation at the eaves, and insulating eaves in existing homes.

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

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 achieve RESNET Grade 1 installation standards, and meet/exceed code using batt insulation in existing walls. 

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.

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

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

Guide describing options for designing/locating the thermal boundary in new and existing homes.

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

Guide describing construction and insulation techniques for double wall framing.

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

Guide describing how to conduct a home performance assessment before beginning retrofit projects in existing homes.

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.

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

This guide describes RESNET Grade 1 level installation of insulation in walls, attics, and floors.

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 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 apply spray foam insulation to ceilings in existing homes.

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

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

Guide describing wind washing and how to prevent it.