6.6201.2 Primary Ventilation Air Flow between Rooms

Topic:

Whole Building Ventilation

Subtopic:

Air Flow Requirements

Desired Outcome:

Air circulates freely between rooms

For supporting material, see Calculation of the Infiltration Credit and Referenced Standards.

Single-Family Homes

	Title	Specification(s)	Objective(s)
	6.6201.2a Balancing pressure	An appropriate means of pressure balancing will be installed (e.g., transfer grilles, jumper ducts, individual room returns) No room will exceed +/- 3 pascals with reference to the common area with all interior doors closed and ventilation systems running	Ensure free flow of air between rooms Preserve integrity of the building envelope Envelope The separation between the interior and exterior environments of a building that includes a combination of air and thermal barrier

Title

Specification(s)

Objective(s)

6.6201.2a
Balancing pressure

An appropriate means of pressure balancing will be installed (e.g., transfer grilles, jumper ducts, individual room returns)

No room will exceed +/- 3 pascals with reference to the common area with all interior doors closed and ventilation systems running

Ensure free flow of air between rooms

Preserve integrity of the building envelope Envelope The separation between the interior and exterior environments of a building that includes a combination of air and thermal barrier

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