Venting Requirements Calculator
Based on the 1/300 Rule (see Building Codes menu for more info)
(This calculator is for the exhaust half only. If an intake ventilator is needed, just double the amount of vents. For example, if 2 AV-14 is needed and inlet vents are needed, then an additional 2 PV-14 vents would be required)

To determine how many Aura Ventilators are required to properly ventilate an attic space:

Enter the length of one side of the building in feet
Enter the width of other side of the building in feet
Choose the desired vent


vents required

Application: One vent for exhaust per:
AV-4 52 Sq Feet of Floor
AV-6 100 "
AV-8 200 "
AV-10 327 "
AV-12 450 "
AV-14 600 "
AV-16 837 "
AV-18 1050 Sq Feet of Floor
AV-20 1308 "
AV-24 1883 "
AV-30 2941 "
AV-36 4237 "
AV-42 5766 "
AV-48 7533 "