HomeMy WebLinkAboutVentilation Calculation Letter eSEALDesign Report
Prepared for My Florida Roofing Contractor Calculations by Seaside Engineers
Project: Single Family Residence Certificate of Authorization No. 32048
Location: 7005 Arthurs Road 4265 60th Court
Fort Pierce, Florida Vero Beach, Florida 32967
Project ID:(722) 202‐8008 info@seasideengineers.com
Date: 8/2/2021 www.seasideengineers.com
Ventilation Calculation
Roof Perimeter 307 ft (measured from the roof report)
Attic Area 2659 sqft (measured from the roof report)
2659 SQFT
Total (Intake and Exhaust) Soffit (Intake) Roof (Exhaust)
1:300 per US FHA (REQUIRED) 8.86 SQFT = 1276.32 SQIN 4.43 SQFT = 638.16 SQIN 4.43 SQFT = 638.16 SQIN
1:150 (RECOMMENDED) 17.73 SQFT = 2552.64 SQIN 8.86 SQFT = 1276.32 SQIN 8.86 SQFT = 1276.32 SQIN
Required ventilation per foot of soffit = 2.079 sqin
Diameter core in soffit: 4 in
Area of core = 12.560 sqin
Core required every 6.04 feet in the soffit
VENTILATION CALCULATION
Attic Area
Ventilation Calculation (50% Intake, 50% Exhaust)
Provide exhaust and intake ventilation that meets or exceeds the requirements above