Double Leaf Smoke Vents by JL Industries equipped with a UL listed 165º F fusible link for automatic operation.
Certifications: UL Listed. The Smoke Vents are equipped with a UL listed 165º F fusible link for automatic operation.
Construction: Covers are 11 gauge aluminum insulated with fiberglass, 14 gauge galvanized steel curb and curb frame fully welded and ground smooth, gaskets and insulated for weather tightness.
Operation: Torsion spring drives open the covers automatically. Shock absorbers control the speed of the leaves as they open. The fusible link can be quickly and easily replaced.
Hardware: Heavy gauge aluminum 3/16" pivot hinges. Pull handles are provided for exterior or interior manual operation.
Finish: 2 coats of factory-applied primer.
The Double Leaf Smoke Vent meets the criteria for the American Recovery and Reinvestment Act of 2009,"Buy American."