Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
439'
Required Method:
1/300
Calculation:
439 ÷ 300 = 1.46 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation
1.46
Calculation:
1.46 x 144 = 210.24 sq. in of Code Required Ventilation
Select Material and Determine Vents Required
Material:
concrete Tile
Placement
Square Inches Provided:
(