This guide describes installation procedures for continuous rigid insulation to help provide thermal protection and reduce thermal bridging; depending on the product it may also serve as structural sheathing, or the moisture control layer.
Guide with information about how to upgrade a garage ceiling when a portion of the interior of the house is located directly above the attached garage by adding insulation and air sealing.
Guide describing how to apply an air control layer directly over existing wall sheathing and cover with two layers of insulating sheathing held in place by vertical furring strips.