Back to Vent Calculator
Print
Address:
1272 Ocean Breeze St, San Marcos CA 92078
Total Vents:
26
Where do I install vents graphic
Vent Placement Recommendations
High / Exhaust Vents Needed:
(Within 3' of Ridge Assembly)
13
Low / Intake Vents:
(Within Lower 1/3 of Attic)
13
Comp Roof Drawing
Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
1,728
Code Required Method:
1/150 (STANDARD)
Calculation:
1,728 ÷ 150 = 11.52 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
11.52
Calculation:
11.52 x 144 = 1,658.88 sq. in. of Code Required Ventilation
Square Inches Provided:
(26 x 64.80) = 1,684.80 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?