11394 - O'Hagin

Total Vents:

-32

Vent Placement Recommendations

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

-16

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

-16

Total Square Feet of Attic Space to be Ventilated

Total Square Feet of Attic Space to be Ventilated:

-2,175

Code Required Method:

1/150 (EXCEPTION)

Calculation:

-2,175 ÷ 150 = -14.50 sq. ft. of Code Required Ventilation

Convert square feet of code-required ventilation to square inches

Square Feet of Code Required Ventilation:

-14.50

Calculation:

-14.50 x 144 = -2,088 sq. in. of Code Required Ventilation

Square Inches Provided:

(-32 x 64.80) = -2,073.60 sq. in.

Composition shingle

Low Profile (Tapered)

NET FREE VENTILATION AREA
1/8" Noncombustible, Corrosion-Resistant Wire Mesh	64.80 sq. in.

Figures based on independent evaluation reports.