Ventilation | Building America Solution Center

Blown Insulation for Existing Vented Attic

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

Guide describing the installation of roof vents that are resistant to damage from high winds and entry of wind-borne rain, wildfire embers, or pests.

Information guide describing things to consider before attempting retrofits including any combustion appliances, or that may affect them.