Total Square Feet of Attic Space to be Ventilated:
2200'
Required Method:
1/300
Calculation:
2200 ÷ 300 = 7.33 sq. ft. of Code Required Ventilation
Convert square feet of code-required ventilation to square inches
Square Feet of Code Required Ventilation
7.33
Calculation:
7.33 x 144 = 1055.52 sq. in of Code Required Ventilation
Select Material and Determine Vents Required
Material:
concrete Tile
Placement
Square Inches Provided:
(2 x 86.25) = 172.5 sq. in
Square Inches Needed:
7.33 x 144 = 1055.52 sq. in
High / Exhaust Vents Needed:
1
Low / Intake Vents Needed:
1
Total Vents Needed:
2
Material:
concrete Tile
Product:
Medium Profile - "M"
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
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