Attic Ventilation System Standards

Ing and installing steep slope roof systems.

Attic ventilation system standards. A standard powered exhaust vent turns on when the temperature inside the attic. The roofing industry also has practical guide lines for attic ventilation. See the benefits of attic ventilation a new roof is more than just shingles. Owens corning recommends a balanced ventilation system based on the u s.

Effective attic ventilation systems reduce damaging heat and moisture in your attic promote energy efficiency by helping to reduce the load on your air conditioner in the summer and also reduce the risk of ice dam formation on your roof. These fans may be controlled by a switch or a thermostat which detects heat build up in the attic space and automatically exhausts the attic space. Ridge vents are one of the easiest ways to meet roof venting requirements. Let owens corning roofing help you calculate exactly how much ventilation you will need for a healthy and balanced attic with our 4 step ventilation calculator.

Whole house fans powered attic fans. The ridge vent is installed on the peak with nails and shingled over for aesthetic purposes. Fans and vents may be installed on the roof system that will draw the air out of the attic space and exhaust it to the exterior. Standard attic vents like af 50 s ventilation fans or solar powered attic fans.

Typically building codes include minimum requirements applicable to attic ventilation.