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Address:
1831 Windsor Rd. San Marino, CA 91108
Total Vents:
24
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
12
Low / Intake Vents:
(Within Lower 1/3 of Attic)
12
Tile Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
1,910
Code Required Method:
1/150 (STANDARD)
Calculation:
1,910 ÷ 150 = 12.73 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
12.73
Calculation:
12.73 x 144 = 1,833.12 sq. in. of Code Required Ventilation
Square Inches Provided:
(24 x 77.63) = 1,863.12 sq. in.
clay Tile Vents
Medium Profile (M)
NET FREE VENTILATION AREA
1/8" Noncombustible, Corrosion-Resistant Wire Mesh 77.63 sq. in.
Figures based on independent evaluation reports.
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