Protecta FR Damper - UL-EU Certificate

This certificate relates to the use of Protecta Firedamper for preventing fire and smoke spreading from one fire compartment to another through the air ductwork system which may penetrate fire separating walls and floors. The Protecta Firedamper breifly comprises a circular or rectangular galvanised steel shell, containing a number of perforated steel fins and closed on both faces with a steel mesh grille. The interior of the shell and both sides of the fins are lined with an intumescent sheet material.