Air Hawk 50 sq. in. NFA Galvanized Slant-Back Roof Louver Static Vent in Mill (Sold in Carton of 6 only)

Balanced ventilation will prolong the life of your roof while providing energy savings and comfort. These 40 sq. in. roof vents are made from reliable galvanized steel. This vent features an internal aluminum screen to prevent intrusion by birds or large insects.