Back to Vent Calculator
Print
Address:
6224 county rd 45, willows ca, 95988
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
Comp Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
2,100
Code Required Method:
1/150 (EXCEPTION)
Calculation:
2,100 ÷ 150 = 14 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
14
Calculation:
14 x 144 = 2,016 sq. in. of Code Required Ventilation
Square Inches Provided:
(22 x 98.75) = 2,172.50 sq. in.
Composition shingle
Low Profile (Tapered)
NET FREE VENTILATION AREA
Noncombustible, Corrosion-Resistant Wire Mesh 98.75 sq. in.
Figures based on independent evaluation reports.
Vent Solutions
Questions?