EFS Engineering Ltd.

Leading manufacturer of Fire Resistant Wraps for duct insulation: FlameWrap, Ductz+. Tested, certified and listed by Intertek Texas for ASTM E2336, ISO 6944, UL2221 & ULC S144. Applications: - Kitchen Grease ducts, Smoke ducts & HVAC ducts - Stair pressurization. * Proven solution for 2 hour fire rating ** Meet the requirements of IBC, IMC, UMN, NFPA and other North-American life safety codes.