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Total Vents:
78
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
39
Low / Intake Vents:
(Within Lower 1/3 of Attic)
39
Tile Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
6,950
Code Required Method:
1/150 (STANDARD)
Calculation:
6,950 ÷ 150 = 46.33 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
46.33
Calculation:
46.33 x 144 = 6,671.52 sq. in. of Code Required Ventilation
Square Inches Provided:
(78 x 87.75) = 6,844.50 sq. in.
concrete Tile Vents
High Profile (S)
NET FREE VENTILATION AREA
1/8" Noncombustible, Corrosion-Resistant Wire Mesh 87.75 sq. in.
Figures based on independent evaluation reports.
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