FD30 fire rated To suit doors 35mm – 55mm thick Stainless steel construction 19mm crystal glass lens with 180° angle of vision Complete with intumescent sleeve The FIRESTOP Contract Door Viewer is manufactured from stainless steel and is FD30 fire rated. It is a useful security tool, enabling the user to see who is on the other side of the door, with a crystal glass lens with a 180° angle of vision. The door viewer features an intumescent strip and is designed for doors 35mm – 55mm thick.
