Address:
4514 E Greenmeadow Rd. Long Beach CA 90808
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
2622'
Required Method:
1/300
Calculation:
2622 ÷ 300 = 8.74 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
8.74
Calculation:
8.74 x 144 = 1258.56 sq. in of Code Required Ventilation
Square Inches Provided:
(18 x 72) = 1296 sq. in
Square Inches Needed:
8.74 x 144 = 1258.56 sq. in
Where do I install vents graphic
Vent Placement
High / Exhaust Vents Needed:
9
Low / Intake Vents Needed:
9
Total Vents Needed:
18
Composition shingle
Low Profile (Tapered)
NET FREE VENTILATION AREA
Wire Mesh 72 sq. in
Figures based on independent evaluation reports.
Comp Roof Drawing
Questions?