NEW HAVEN, CT/November 12, 2013 — The Bilco Company’s Type SV Single Leaf Automatic Smoke Vents, available with a metal cover or a domed polycarbonate cover for natural daylighting, have received UL approval per the UL 793 standard for Automatically Operated Roof Vents for Smoke and Heat. For more information on Bilco’s complete line of automatic smoke vents, as well as other Bilco specialty access products, please call (800) 366-6530, or visit www.bilco.com.