Dropped Ceiling/Soffit Below Unconditioned Attic Description Guide describing how to insulate and air seal dropped ceilings and soffits to prevent air leakage.
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.