11390 - O'Hagin

Total Vents:

Vent Placement Recommendations

High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)

Low / Intake Vents:
(Within Lower 1/3 of Attic)

Total Square Feet of Attic Space to be Ventilated

Total Square Feet of Attic Space to be Ventilated:

8,368

Code Required Method:

1/300 (EXCEPTION)

Calculation:

8,368 ÷ 300 = 27.89 sq. ft. of Code Required Ventilation

Convert square feet of code-required ventilation to square inches

Square Feet of Code Required Ventilation:

27.89

Calculation:

27.89 x 144 = 4,016.16 sq. in. of Code Required Ventilation

Square Inches Provided:

(58 x 70.20) = 4,071.60 sq. in.

Standing Seam metal

Low Profile (Tapered)

NET FREE VENTILATION AREA
1/8" Noncombustible, Corrosion-Resistant Wire Mesh	70.20 sq. in.

Figures based on independent evaluation reports.