Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
431'
Required Method:
1/300
Calculation:
431 ÷ 300 = 1.44 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation:
1.44
Calculation:
1.44 x 144 = 207.36 sq. in of Code Required Ventilation
Square Inches Provided:
(4 x 97.5) = 390 sq. in
Square Inches Needed:
1.44 x 144 = 207.36 sq. in
Where do I install vents graphic
Vent Placement
High / Exhaust Vents Needed:
2
Low / Intake Vents Needed:
2
Total Vents Needed:
4
clay Tile Vents
High Profile (S)
NET FREE VENTILATION AREA
Wire Mesh 97.5 sq. in
Figures based on independent evaluation reports.
Tile Roof Drawing
Questions?