What Is That Spinning Thing on a Roof: Turbines, Spinners, and Vents Explained
Spotting a spinning object on a roof raises questions about safety, purpose, and maintenance. This article explains the common devices—turbine vents, wind spinners, attic fans, and decorative roof spinners—how they work, why they spin, and when to be concerned. Device Purpose Common Signs Turbine Vent (Whirlybird) Passive attic ventilation Metal cylinder with spinning top; quiet … Read more
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