Guides A-Z

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 describing how to insulate an existing slab floor by adding rigid foam insulation over the slab then installing a floating subfloor.

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

Guide describing how to air seal and insulate fiber board ducts.

Guide describing how to air seal and insulate flex ducts.

Guide describing how to air seal and insulate metal ducts.

Guide describing how to retrofit older solid masonry homes to withstand seismic activity while including energy efficient retrofits.

Guide describing insulation techniques for skylight shaft walls.

Guide describing how to insulate slabs on grade in climate zones 3 and higher.

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

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

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

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

Guide describing construction of sloped roofs that are unvented and are insulated above the roof deck.

Guide describing methods for insulating an unvented crawlspace or conditioned basement with rigid foam on the interior side of the walls to provide an insulated space for HVAC equipment.

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 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.

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 describing an approach to re-roofing an existing flat roof to improve thermal, water, and air control performance.

Guide describing how to re-roof an existing home with a sloped and add insulation above the roof deck.

Guide describing wind washing and how to prevent it.