DirectAire™ 4108 Recessed Insulated Sidewall Inlet - 5 Pack USA this high-performance winter boot features

this high-performance winter boot features a slim

One variable speed output

Dimensions: 20 1/2" L x 4 3/8" W x 21 3/4" H

1-second measurement

DirectAire™ 4108 Recessed Insulated Sidewall Inlet - 5 Pack USA this high-performance winter boot featuresThe curved, aerodynamic louver blade on the DirectAire 4108 Recesses Insulated Sidewall Inlet directs fresh air along the ceiling peak for effective air mixing. This also speeds air to the center of even wide poultry houses. It can maintain a 50% greater air velocity from 20 feet from the vent than conventional metal vents. The DirectAire 4108 actuated air vent provides a higher airflow (measured in CFM) compared to standard metal vents, which means