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.
Available in blue or white.
Sold individually or case of 140
Case Weight: 70 lbs