Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
1200'
Required Method:
1/150
Calculation:
1200 ÷ 150 = 8.00 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
8.00
Calculation:
8.00 x 144 = 1152.00 sq. in of Code Required Ventilation
Square Inches Provided:
(12 x 98.75) = 1185 sq. in
Square Inches Needed:
8.00 x 144 = 1152.00 sq. in
Where do I install vents graphic
Vent Placement
High / Exhaust Vents Needed:
6
Low / Intake Vents Needed:
6
Total Vents Needed:
12
clay Tile Vents
Low Profile (Flat)
NET FREE VENTILATION AREA
Wire Mesh 98.75 sq. in
Figures based on independent evaluation reports.
Tile Roof Drawing
Questions?