|Wind powered 4" x 5" self-adhesive, weather tight vent. Allows airflow underneath the shrink wrap cover by using anemometer cups to spin blades to actively move air even with the slightest breeze.|
• Can circulate air 24 hours a day.
• The cups can be rotated to either deliver air or remove it.
• Removable top for easy installation.
• Moves 150 cubic feet per hour with a 10mph wind speed.
|Manufacturer Item||DS-683WP W|
|Description||Wind Powered Weather Tight Vent White|