FyreFlange Firestop Angle is a single step solution to addressing HVAC Ductwork penetrations. FyreFlange consists of a heavy steel angle with an intumescent gasket, sealing against fire and smoke while reinforcing ductwork under exposure. Eliminate the headaches of staging and multiple inspections of traditional HVAC firestopping with FyreFlange.
Firestopping: FyreFlange Angle Wall