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Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
4103'
Required Method:
1/150
Calculation:
4103 ÷ 150 = 27.35 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
27.35
Calculation:
27.35 x 144 = 3938.40 sq. in of Code Required Ventilation
Square Inches Provided:
(42 x 86.25) = 3622.5 sq. in
Square Inches Needed:
27.35 x 144 = 3938.40 sq. in
Where do I install vents graphic
Vent Placement
High / Exhaust Vents Needed:
21
Low / Intake Vents Needed:
21
Total Vents Needed:
42
concrete Tile Vents
Medium Profile (M)
NET FREE VENTILATION AREA
Wire Mesh 86.25 sq. in
Figures based on independent evaluation reports.
Tile Roof Drawing
Questions?