A Visualized Method of Airflow between Adjacent Zones inside a Multizone Building Based on Pressure Difference Frequency: Airflow Mapping

Table 5

Types of doors between adjacent zones of 4th floor.

Adjacent zones	Type of door	Effective leakage area (cm^2)
Z1- Z2	Sliding, double, glass	22
Z1- Z3	Swinging, single, weather-stripped	12
Z1- Z5	Swinging, single, glass, not weather-stripped	21
Z1- Z6	Swinging, interior, double, metal	14
Z1- Z7	Swinging, interior, double, metal	14
Z2- Z3	Swinging, single, glass, not weather-stripped	21
Z2- Z4	Swinging, single, glass, not weather-stripped	21
Z6- Z7	Swinging, interior, double, metal	14
Z7- Z8	Swinging, interior, double, metal	14
Z8- Z9	Swinging, interior, double, metal	14