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Address:
5555 East Evergreen Boulevard, Vancouver, WA 98661
Total Vents:
298
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
149
Low / Intake Vents:
(Within Lower 1/3 of Attic)
149
Comp Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
22,265
Code Required Method:
1/150 (EXCEPTION)
Calculation:
22,265 ÷ 150 = 148.43 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
148.43
Calculation:
148.43 x 144 = 21,373.92 sq. in. of Code Required Ventilation
Square Inches Provided:
(298 x 72) = 21,456 sq. in.
Composition shingle
Low Profile (Tapered)
NET FREE VENTILATION AREA
Noncombustible, Corrosion-Resistant Wire Mesh 72 sq. in.
Figures based on independent evaluation reports.
Vent Solutions
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