AF FIREGUARD 3 is a flexible protection certified under EN 1366-1 to guarantee a EI 120/180 performance for metal duct penetrations exposed to external fire. 

The product is a rock wool cushion quilted on a metal mesh. The exposed external side is covered with a wire aluminium foil, while the internal side has a glass wool fabric treated with a special ablative product

With its reduced 30 mm thickness, the cushion is easy to apply even on curved profiles and does not overload the support tie rods, which are certified without protection

AF FIREGUARD 3 is an ideal product for fire protection of metal air supply ducts.