Fire protection cut-off for building - closes opening in wall or ceiling with movable seal having transport rails running in its movement direction

摘要

The seal (5) has a section (7) which, in the closed position, extends from the rear edge of the support equipment parts in the push direction as far as the front edge of the seal. In a vertical direction, the section has a height corresp. to that of the support parts. The seal carries an auxiliary seal (11) which is displaceable vertically to the push direction to close the parts of the opening (3) in the push direction of the seal in front of or between the support parts. USE - A fire protection cut-off for a wall or ceiling aperture.