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Address:
1831 Windsor Rd. San Marino, CA 91108
Total Vents:
22
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
11
Low / Intake Vents:
(Within Lower 1/3 of Attic)
11
Tile Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
1,644
Code Required Method:
1/150 (STANDARD)
Calculation:
1,644 ÷ 150 = 10.96 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
10.96
Calculation:
10.96 x 144 = 1,578.24 sq. in. of Code Required Ventilation
Square Inches Provided:
(22 x 77.63) = 1,707.86 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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