Unit System
Imperial
Metric
Zone Activity Level
Office Work
Seated Quiet
Sleeping
Walking
Light Machine Work
Heavy Work
Zone Total Supply Air (Outdoor Air + Recirculated Air) V
pz
(cfm)
Outside Air per Ventilation Rate Procedure V
oz
(cfm)
Zone Area - A
z
(ft
2
)
Average Zone Height
(ft)
Zone Volume
(ft
3
)
Zone Population - P
z
Ventilation Effectiveness - E
z
CO
2
Concentration in Outside Air (ppm)