Address:
800 paru st. alameda CA 94501
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
2500'
Required Method:
1/300
Calculation:
2500 ÷ 300 = 8.33 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
8.33
Calculation:
8.33 x 144 = 1199.52 sq. in of Code Required Ventilation
Square Inches Provided:
(14 x 98.75) = 1382.5 sq. in
Square Inches Needed:
8.33 x 144 = 1199.52 sq. in
Where do I install vents graphic
Vent Placement
High / Exhaust Vents Needed:
7
Low / Intake Vents Needed:
7
Total Vents Needed:
14
Composition shingle
Low Profile (Tapered)
NET FREE VENTILATION AREA
Wire Mesh 98.75 sq. in
Figures based on independent evaluation reports.
Comp Roof Drawing
Questions?