Subtopic 3.0103 Intentional Attic Openings

3.0103.1 Access Doors and Hatches

Topic: General Pressure Boundary
Subtopic: Intentional Attic Openings
Desired Outcome

Attic access door safely and durably sealed and insulated to prevent air movement @ 50 Pascals of pressure

Available In: Single Family Site-Built Housing, Manufactured Housing, Multifamily Housing

3.0103.2 Exterior Roof Access Panels and Hatches

Topic: General Pressure Boundary
Subtopic: Intentional Attic Openings
Desired Outcome

Operable, safe, weathertight and insulated roof access

Available In: Multifamily Housing

3.0103.3 Whole-House Fan - Operable

Topic: General Pressure Boundary
Subtopic: Intentional Attic Openings
Desired Outcome

Airtight, safe, durable fan coverings that allow for fan operation when open, and prevent moisture and air movement @ 50 Pascals of pressure when closed

Available In: Single Family Site-Built Housing, Manufactured Housing

3.0103.4 Tenting of Wet Sprinkler Systems

Topic: General Pressure Boundary
Subtopic: Intentional Attic Openings
Desired Outcome

Contiguous thermal and pressure boundary that prevents sprinkler system from freezing

Available In: Single Family Site-Built Housing, Multifamily Housing