Variable-combination fire wall construction for ceiling implementation in cabling shaft, uses various types of fire wall under ceiling aperture on steel-plate

摘要

Construction of combination-type fire wall for buildings and housing requiring a variable-combination fire wall for forming the ceiling in the piping and cabling shaft uses various types of fire wall based on the building-block system to be arranged under the ceiling aperture on a steel bed plate, with the various installation materials, pipes and cables taken through the same bed plate and partitioned or compartmentalized.