Even with no wind, the natural convection action of rising warm air maintains a continuous airflow along the underside of the roof. It's a system that works year 'round with no moving parts or energy consumption. The Benefits of Roof Ventilation Allows outside air to flow naturally upward and out of attic. Promotes a cooler, drier attic. Helps prevent moisture from becoming trapped in insulation, structural wood, shingles and roof deck.
Helps prevent rotting, mildew, drywall damage, peeling paint and warped siding.
Provides year-round performance for consistent ventilation without energy consumption. Ventilation is an essential component of a complete Owens Corning Roofing System . These Owens Corning ventilation products will help prevent damage and premature aging caused by moisture in the winter and excess heat in the summer.