Features
Hood, orifice and curbcap constructed of heavy gauge aluminum
Removable hood
Large streamlined orifice permits efficient, less turbulent airflow
Birdscreen constructed of heavy gauge galvanized steel wire mesh
Can be converted to power roof ventilator by adding fan unit except for sizes 42" and 48"
Options/Accessories Prefabricated Curbs Dampers Coatings Insect Screen