Patent ID: 8353358

Claim:
Arrangement for reducing harmful effects from fire and/or explosion, comprising means for enclosing an area which is exposed to fire and/or explosion, the means for enclosing the area comprising wall elements that are placed in adjacent relationship to one another to form a continuous wall, said elements being adapted, when a rapid pressure increase in the area in relation to the surroundings occurs, to open the area towards the surroundings until the pressure in the area is substantially balanced in relation to the surroundings, wherein the elements thereafter return to their closed state to enclose the area in relation to the surroundings, preventing air from the surroundings from entering the enclosed area and prevent fire extinguishing fluids from exiting the enclosed area, the elements comprise an elastically deformable material, and a number of parallel elongated dampers, which are pivotally suspended at upper, substantially horizontal edge.