Subtopic 3.1001 Penetrations and Chases

Penetrations and chases sealed to prevent air leakage and moisture movement between the attic and conditioned space

Chase capped to prevent air leakage and moisture movement between the attic and conditioned space

Continuous 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 prevents air leakage and moisture movement between the attic and conditioned space

Penetrations sealed to prevent air leakage and moisture movement between unconditioned and conditioned space

Penetrations and chases sealed to prevent air leakage and moisture movement between the attic and conditioned space

Firewall separations in unconditioned attics sealed to prevent air leakage, moisture movement, and spread of fire between the unconditioned attic and conditioned space

Firewalls sealed to prevent air leakage, moisture movement, and spread of fire between the conditioned attic and roof assembly

Combustible materials kept away from combustion sources

Attic access door properly sealed and insulated

Ensure safety from fire and prevent air leakage