Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
3835'
Required Method:
1/300
Calculation:
3835 ÷ 300 = 12.78 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
12.78
Calculation:
12.78 x 144 = 1840.32 sq. in of Code Required Ventilation
Square Inches Provided:
(22 x 86.25) = 1897.5 sq. in
Square Inches Needed:
12.78 x 144 = 1840.32 sq. in
Where do I install vents graphic
Vent Placement
High / Exhaust Vents Needed:
11
Low / Intake Vents Needed:
11
Total Vents Needed:
22
concrete Tile Vents
Medium Profile (M)
NET FREE VENTILATION AREA
Tile Profile Medium (M)
Wire Mesh 86.25 sq. in
Figures based on independent evaluation reports.
Tile Roof Drawing
Questions?