Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
1219.5'
Required Method:
1/150
Calculation:
1219.5 ÷ 150 = 8.13 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
8.13
Calculation:
8.13 x 144 = 1170.72 sq. in of Code Required Ventilation
Square Inches Provided:
(18 x 72) = 1296 sq. in
Square Inches Needed:
8.13 x 144 = 1170.72 sq. in
Where do I install vents graphic
Vent Placement
High / Exhaust Vents Needed:
9
Low / Intake Vents Needed:
9
Total Vents Needed:
18
concrete Tile Vents
Low Profile (Flat)
NET FREE VENTILATION AREA
Wire Mesh 72 sq. in
Figures based on independent evaluation reports.
Tile Roof Drawing
Questions?