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Walls & Openings


Solution Center Guides


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

Guide describing how to repair or replace skylights in existing homes. 

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

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.

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

Guide with details about how to provide a continuous water control layer across the roof assembly by sealing all roof penetrations in existing homes.

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 roof.

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