Air Vent 20.2 in. H X 12 in. L X 12 in. D Mill Aluminum Brace Turbine A non-electric alternative to ventilation these vents use the natural force of wind and air pressure to spin and vent out stale attic air. They do it with a series of specially... more
The Air Vent Wind Turbine comes with a 12 inch opening and 95 sqquare inches of NFA. It is Miami-Dade approved. A non-electric alternative to ventilation these vents use the natural force of wind and air pressure to spin and vent out stale attic air.... more
The Air Vent Wind Turbine comes with a 12 inch opening and 95 sqquare inches of NFA. It is Miami-Dade approved. A non-electric alternative to ventilation these vents use the natural force of wind and air pressure to spin and vent out stale attic air.... more
Best prices on Attic, Turbine Ventilators in Building Supplies online. Visit Bizrate to find the best deals on top brands. Read reviews on Home & Garden merchants and buy with confidence.