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Insulation applied to the exterior of basement walls, crawl space walls and the perimeter of slab-on-grade floors shall have a rigid, opaque and weather-resistant protective covering to prevent the degradation of the insulation's thermal performance. The protective covering shall cover the exposed exterior insulation and extend not less than 6 inches (153 mm) below grade.

Related Code Sections

N1101.11.1 [RE] Energy Efficiency, (R303.2.1) Protection of Exposed Foundation Insulation
and weather-resistant protective covering to prevent the degradation of the insulation's thermal performance. The protective covering shall cover the exposed ...
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and weather-resistant protective covering to prevent the degradation of the insulation's thermal performance. The protective covering shall cover the exposed ...
R303.2.1 [RE] General Requirements, Protection of Exposed Foundation Insulation
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R303.2.1 [RE] General Requirements, Protection of Exposed Foundation Insulation
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