Gravity Roof Vent Residential

Windows and doors at lower elevations provide the intake portals of the gravity ventilation system.

Gravity roof vent residential.

When installed as part of a properly balanced when installed as part of a properly balanced attic ventilation system gaf cobra exhaust vent is a shingle over exhaust vent installed at the roof ridge that helps exhaust excess heat and moisture from your attic. The globe roof vent gbv is an economical gravity ventilator for use on residential commercial and industrial applications. Gravity vents are placed on the roof being the highest part of the structure to provide for exhaust of building air. They both effectively remove radiant heat from the attic in the summer and water vapor from the attic in the winter.

Bgh gravity ventilators offer a modern low silhouette design that blend with roof lines and other equipment. Use with mechanical systems. An extensive range of sizes is offered with many standard and optional features. Commercial gravity roof exhaust aura ventilators function much like their residential roof vent version.

Shop for a gravity roof vent from grainger in either hooded or low profile design. Low profile gravity roof vents feature corrosion resistant weather resistant rigid aluminum construction and include integral bird screens. It comes on an easy to install flexible mesh roll and is hand nailable with no complicated fitting wrapping nail gun adapters connectors or end plugs needed. Designed for maximum airflow passage and weathertight integrity bgh comes in either intake or relief models with aluminum or galvanized finishes.

Ul listed this gravity roof vent is rated to withstand wind pressures of over 50 psf which is equivalent to wind speeds exceeding 200 mph. The gbv features watertight construction and a low silhouette while offering positive draft for good air flow. A built in curb cap offers prepunched holes to help provide for easy attachment to the roof curb. The gravity intake and relief ventilators are non powered do not have a fan and work on pressure differential between the inside and outside of the building.

Both function like roof turbines more static vents with or without curb mount flanges.