Gable Vulcan Vent Flange:Fiber Cement - Recessed 3/8" and sometimes under arches

and sometimes under arches

To effectively cool the attic

They pull cooler air in at the base of the roof while hot

the home may be cooled with air conditioning but heat rises

Gable Vulcan Vent Flange:Fiber Cement - Recessed 3/8" and sometimes under archesGable vents are the vents on the exterior walls of a homes attic to allow for proper airflow. In the summer, the home may be cooled with air conditioning but heat rises, getting caught under the roof. The same can be said of the winter, however, extreme temperature shifts are even harder on an attics open space. Gable vents provide necessary ventilation to deter condensation which can lead to mold and mildew. The difference between gable vents and