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Total Vents:
228
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
114
Low / Intake Vents:
(Within Lower 1/3 of Attic)
114
Comp Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
23,432
Code Required Method:
1/150 (EXCEPTION)
Calculation:
23,432 ÷ 150 = 156.21 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
156.21
Calculation:
156.21 x 144 = 22,494.24 sq. in. of Code Required Ventilation
Square Inches Provided:
(228 x 98.75) = 22,515 sq. in.
Wood shake
Low Profile (Tapered)
NET FREE VENTILATION AREA
Noncombustible, Corrosion-Resistant Wire Mesh 98.75 sq. in.
Figures based on independent evaluation reports.
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