Batt Insulation for Existing Vented Attics Description Guide describing how to increase insulation in existing homes by installing batt insulation on the ceiling plane of a vented attic.
Dropped Ceiling/Soffit Below Unconditioned Attic Description Guide describing how to insulate and air seal dropped ceilings and soffits to prevent air leakage.
Rigid Foam Insulation Installed Between Existing House and Garage Walls Description 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.
Roof/Attic to Exterior Wall Air Control Upgrade Description Guide outlining how to retrofit an exterior wall and/or attic to provide continuous air sealing.
Unvented Attic Insulation Description Guide describing methods for insulating an unvented attic along the roof line.
Vented versus Unvented Attic Description 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.
Walls Adjoining Porch Roof Description This guide describes how to install a rigid air barrier to separate the porch attic from the conditioned space.
Water Managed Roof – Re-roofing and Adding Insulation over a Flat Roof Description Guide describing an approach to re-roofing an existing flat roof to improve thermal, water, and air control performance.