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Address:
745 BIG FALLS DRIVE, DIAMOND BAR, CA
Total Vents:
8
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
4
Low / Intake Vents:
(Within Lower 1/3 of Attic)
4
Comp Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
805
Code Required Method:
1/150 (EXCEPTION)
Calculation:
805 ÷ 150 = 5.37 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
5.37
Calculation:
5.37 x 144 = 773.28 sq. in. of Code Required Ventilation
Square Inches Provided:
(8 x 98.75) = 790 sq. in.
Composition shingle
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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