How Do Spinning Roof Vents Work

Even the slightest breeze has the twista ventilator spinning quickly.

How do spinning roof vents work.

A turbine vent is a passive ventilation device. The faster it spins the more effectively it stucks the water vapour out of your roof and into the atmosphere outside. A roof ventilation system works by providing a continual flow of air through the attic space helping remove overheated air and moisture from the attic and roof system and reduce the impact of changing temperatures and moisture conditions both inside and outside the home. In fact when i was headed to the last vent i noticed the the others were spinning on their own quietly with only the slightest hint of wind wafting by.

The answer is yes they really do. Whirlybird roof turbines vents you know those funny spinning things you see up on the roof tops. Most residential homes have some type of attic ventilation. But the question our customers often ask is do they really work.

These are very common to see on older roofs. A turbine vents spins with the slightest breeze. The popular ridge and soffit ventilation systems and the traditional metal pot vents are also passive ventilation systems.