Door Infiltration Load

Calculate air infiltration through door openings.

Horizontal measurement perpendicular to length.
ft
Vertical measurement from base to top.
ft
Time measurement in hours.
Thermal measurement in specified units (°F, °C, or K).
°F

Results

Infiltration Rate:
Minimum required or calculated value.
-CFM
Infiltration Load:
Calculated load or force.
-BTU/hr
Reference: ASHRAE/IIAR Standards. Door infiltration calculation method.