Back to Vent Calculator
Print
Address:
4464 Maple Ave
Total Vents:
18
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
9
Low / Intake Vents:
(Within Lower 1/3 of Attic)
9
Comp Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
2,345
Code Required Method:
1/300 (EXCEPTION)
Calculation:
2,345 ÷ 300 = 7.82 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
7.82
Calculation:
7.82 x 144 = 1,126.08 sq. in. of Code Required Ventilation
Square Inches Provided:
(18 x 64.80) = 1,166.40 sq. in.
Composition shingle
Low Profile (Tapered)
NET FREE VENTILATION AREA
1/8" Noncombustible, Corrosion-Resistant Wire Mesh 64.80 sq. in.
Figures based on independent evaluation reports.
Vent Solutions
Questions?