Air Vent 17.8 in. H X 20 in. W X 20 in. L X 12 in. D Mill Aluminum Brace Turbine CARPET SWEEPERS these nails allow for effortless

these nails allow for effortless installation in hard-to-reach areas

Thinsulate insulation

Keeps all roof vents (sewer

Made with Professional Grade materials

this traditional design with keep your room fresh and revitalized for years to come

Air Vent 17.8 in. H X 20 in. W X 20 in. L X 12 in. D Mill Aluminum Brace Turbine CARPET SWEEPERS these nails allow for effortlessA 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 shaped vanes that catch the wind and provide rotary motion. This pulls hot, humid air from the attic. Turbine vents provide a low cost ventilation alternative in areas where wind speeds of at least 5 mph are typical. SPECIFICATIONS Maintenance free dual bearing system