Showing results 1 - 19 of 19
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A vapor barrier was installed on the floor of this crawlspace and extended up the walls then the foundation walls were covered with rigid foam.
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Insulating a crawlspace foundation with “cripple wall” in warm climates; in Climate Zones 5+ replace the foil- or plastic-faced fiberglass batt/roll insulation with impermeable rigid insulation or closed-cell spray polyurethane foam
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Right - A technician wraps the foundation piers with a vapor retarder in preparation for laying vapor retarder over the floor of this crawlspace.
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Right - After wrapping the posts, a technician lays a vapor retarder over the floor of a crawlspace.
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Right - Spray foam covers the walls and a sealed vapor retarder lines the floor of this unvented crawl space.
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Right - Technicians use adhesive when installing the vapor barrier along the walls of this crawlspace.
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Right - The posts and floor of this crawlspace are covered with a heavy sheet of vapor retarder that is sealed to the post, the walls, and at all seams.
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Right - This crawlspace, which is insulated on the floor, has a complete vapor barrier over the floor and up the walls that is sealed at all seams and termite inspection gap at the top of the vapor retarder.
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The floor of the sealed insulated crawlspace is covered with a heavy plastic vapor-barrier sheathing that is taped at all seams and around the foundation piers to prevent water vapor from moving into the crawlspace.
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The polyethylene ground cover in the crawl space is lapped up sides of piers to posts to provide a continuous air and vapor barrier
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The polyethylene ground cover in the crawlspace is continuous at interior posts and piers
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Vapor retarder already applied to the floor of the crawlspace and wrapping up the interior perimeter walls, lapped and sealed at the seams
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Wrong - A typical vented crawlspace in North Carolina exhibits water leakage, poor drainage, and a low-quality vapor retarder that does not cover all of the ground surface and is not sealed to the walls.
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Wrong - A vapor barrier should cover the top of the concrete block pier support in the crawl space.
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Wrong - Debris and potentially hazardous wiring are littering the crawl space floor, which also should be covered with a vapor barrier.
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Wrong - The ground of the crawlspace should be covered with a vapor barrier that extends up the sides of the crawlspace.
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Wrong - The vapor retarder does not completely cover the pier block and is not sealed to the post; the support strapping pinches the flex duct.