Total Square Feet of Attic Space to be Ventilated:
4033'
Required Method:
1/150
Calculation:
4033 ÷ 150 = 26.89 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation
26.89
Calculation:
26.89 x 144 = 3872.16 sq. in of Code Required Ventilation
Select Material and Determine Vents Required
Material:
concrete Tile
Placement
Square Inches Provided:
(40 x 98.75) = 3950 sq. in
Square Inches Needed:
26.89 x 144 = 3872.16 sq. in
High / Exhaust Vents Needed:
20
Low / Intake Vents Needed:
20
Total Vents Needed:
40
Material:
concrete Tile
Product:
Low Profile - "Flat"
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
