Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
11380'
Required Method:
1/300
Calculation:
11380 ÷ 300 = 37.93 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
37.93
Calculation:
37.93 x 144 = 5461.92 sq. in of Code Required Ventilation
Square Inches Provided:
(76 x 72) = 5472 sq. in
Square Inches Needed:
37.93 x 144 = 5461.92 sq. in
Where do I install vents graphic
Vent Placement
High / Exhaust Vents Needed:
38
Low / Intake Vents Needed:
38
Total Vents Needed:
76
concrete Tile Vents
Low Profile (Flat)
NET FREE VENTILATION AREA
Tile Profile Low (Flat)
Wire Mesh 72 sq. in
Figures based on independent evaluation reports.
Tile Roof Drawing
Questions?