FAQ

What is the Area of Opening?
The Area of Opening refers to the physical space in a structure or barrier through which air, water, or other substances can pass. Area of Opening is usually measured using the Square Meter for Area. Note that the value of Area of Opening is always positive.
Can the Area of Opening be negative?
No, the Area of Opening, measured in Area cannot be negative.
What unit is used to measure Area of Opening?
Area of Opening is usually measured using the Square Meter[m²] for Area. Square Kilometer[m²], Square Centimeter[m²], Square Millimeter[m²] are the few other units in which Area of Opening can be measured.
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