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Address:
692 VALLOMBROSA LANE, CHICO CA 95928
Total Vents:
40
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
20
Low / Intake Vents:
(Within Lower 1/3 of Attic)
20
Comp Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
2,899
Code Required Method:
1/150 (EXCEPTION)
Calculation:
2,899 ÷ 150 = 19.33 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
19.33
Calculation:
19.33 x 144 = 2,783.52 sq. in. of Code Required Ventilation
Square Inches Provided:
(40 x 72) = 2,880 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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