3.1403.1 Air Seal Concrete Floor Slab Foundation: Raised, On Grade, and Below-Grade
Topic:
Basements and Crawl Spaces
Subtopic:
Slab Foundations
Desired Outcome:
Effective
air barrier
Air barrier
The separation between the interior and exterior environments of a building that slows air flow to the point that no smoke movement is visible at 50 pascals of pressure difference across the boundary
between the conditioned space and the ground
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