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Right - House wrap is carefully installed from the top of the roof line to the foundation; seams are overlapped and taped to provide a continuous air- and weather-resistant barrier
This exterior wall retrofit permits drying to the exterior of a sill plate installed on an untreated flat foundation wall
This exterior wall retrofit permits drying to the exterior of a sill plate installed on an untreated irregular foundation wall
Wrong – If a wall vapor retarder is needed, as in this cold-climate home, openings in the vapor retarder should be sealed with tape.