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Total Vents:
10
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
5
Low / Intake Vents:
(Within Lower 1/3 of Attic)
5
Metal Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
1,496
Code Required Method:
1/300 (EXCEPTION)
Calculation:
1,496 ÷ 300 = 4.99 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
4.99
Calculation:
4.99 x 144 = 718.56 sq. in. of Code Required Ventilation
Square Inches Provided:
(10 x 78) = 780 sq. in.
Standing Seam metal
Low Profile (Tapered)
NET FREE VENTILATION AREA
1/4" Noncombustible, Corrosion-Resistant Wire Mesh 78 sq. in.
Figures based on independent evaluation reports.
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