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Total Vents:
34
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
17
Low / Intake Vents:
(Within Lower 1/3 of Attic)
17
Tile Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
3,300
Code Required Method:
1/150 (EXCEPTION)
Calculation:
3,300 ÷ 150 = 22 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
22
Calculation:
22 x 144 = 3,168 sq. in. of Code Required Ventilation
Square Inches Provided:
(34 x 97.50) = 3,315 sq. in.
concrete Tile Vents
High Profile (S)
NET FREE VENTILATION AREA
1/4" Noncombustible, Corrosion-Resistant Wire Mesh 97.50 sq. in.
Figures based on independent evaluation reports.
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