Total Square Feet of Attic Space to be Ventilated
Total Square Feet of Attic Space to be Ventilated:
4240'
Required Method:
1/150
Calculation:
4240 ÷ 150 = 28.27 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation
28.27
Calculation:
28.27 x 144 = 4070.88 sq. in of Code Required Ventilation
Select Material and Determine Vents Required
Material:
concrete Tile
Placement
Square Inches Provided:
(58 x 72) = 4176 sq. in
Square Inches Needed:
28.27 x 144 = 4070.88 sq. in
High / Exhaust Vents Needed:
29
Low / Intake Vents Needed:
29
Total Vents Needed:
58
Material:
concrete Tile
Product:
Low Profile - "Flat"
Tile Roof Drawing
Benefits of Attic Ventilation
1. Extends the roof's life
2. Curb appeal
3. Balanced System
4. Fits with Solar Systems
5. Validate the Warranty
6. Enhances Above-Sheathing Ventilation (ASV)
7. Reduces Moisture/Removes Trapped Gases
8. Energy conservation