Gravity Type Roof Ventilator

Gravity roof ventilation turbo charged.

Gravity type roof ventilator. Brock s elbow style gravity roof ventilator. Often referred to as natural ventilation roof mounted gravity vents work on the principle that hot air rises as the inside of your building heats up during the day that excess heat is released naturally through the vents. Gravity relief ventilators gravity or natural ventilation is a means of ventilating a building by strategically placing openings in the building exterior in order to take advantage of naturally occurring phenomena. 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. Brock s round mushroom style gravity roof ventilator. The strong weathertight hood is constructed of interlocking arched galvanized steel panels. 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.

The brock elbow style roof vent offers 190 square inches 1225 square centimeters of ventilation opening. The round mushroom style vent from brock provides 180 square inches 1160 square centimeters of opening. These hooded gravity roof ventilators are designed for nonpowered ventilation or can be used in conjunction with powered exhaust supply or reversible fans. The aura gravity ventilator functions like a spinning roof turbine but does not need to spin in order to work.