| 摘要 |
A fire-resistant system for filling in a wall a remaining space in an opening through which at least one cable, tube or conduit extends, wherein the system comprises a number of fire-resistant sleeve members which can be provided in the opening so that the sleeve members extend in the same direction as the at least one cable, tube or the like, and which are each made of a fire-resistant rubber that can expand under the influence of heat so that a degree of tightness is realized in the opening and a fire-resistant bushing mass is obtained, wherein the fire-resistant sleeve members are in the unexpanded condition bonded together into one unit of sleeve members. |
