Gravity Roof Ventilator

Gravity intake and relief ventilators for use in non powered applications.

Gravity roof ventilator.

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. In order to take advantage of both wind pressure and stack effect gravity ventilators are generally used in conjunction with open doors and windows to ventilate the structure. 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. Bgh gravity ventilators offer a modern low silhouette design that blend with roof lines and other equipment.

Round mushroom style roof vent. The brock elbow style roof vent offers 190 square inches 1225 square centimeters of ventilation opening. The aura gravity roof ventilator functions much like a spinning roof turbine also known as whirlybird but does not need to spin in order to work. The dayton low profile gravity roof ventilator is designed for exhaust or supply applications on natural gravity or positive pressure systems.

Gravity ventilation gravity ventilators are used to equalize a building s positive or negative pressure created by other fans in the system. The aura gravity roof ventilator vigorously removes heat from the attic in the summer and moisture from the attic in the winter. Functioning with no moving parts the aura gravity ventilator pulls hot attic air every time the wind blows. Gravity roof ventilation turbo charged.

Brock offers two styles of gravity roof ventilators to help provide free air movement into the bin. The strong weathertight hood is constructed of interlocking arched galvanized steel panels. Low profile hood has a rigid aluminum corrosion resistant construction. The aura gravity ventilator functions like a spinning roof turbine but does not need to spin in order to work.

The aura gravity roof ventilator dynamically removes heat from the attic in the summer and moisture from the attic in the winter. An extensive range of sizes is offered with many standard and optional features. How does it do this. These ventilators provide natural ventilation and are used for intake and relief applications.

How does it work. These hooded gravity roof ventilators are designed for nonpowered ventilation or can be used in conjunction with powered exhaust supply or reversible fans. Built in curb cap with prepunched holes for easy attachment to roof curb.