1. Air Sealing
  2. General Pressure Boundary
  3. Intentional Attic Openings

Subtopic 3.0103 Intentional Attic Openings

3.0103.1 Access Doors and Hatches

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

Desired Outcome

Operable, safe, weathertight and insulated roof access

Available In: Multifamily Housing

3.0103.3 Whole-House Fan - Operable

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

Desired Outcome

Contiguous thermal and pressure boundary that prevents sprinkler system from freezing

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