| 摘要 |
PROBLEM TO BE SOLVED: To provide a sprinkler pipeline configured to, when removing the pipeline for replacing the sprinkler pipeline, limit suspension of water supply for construction to only a part of a building of a construction site without stopping a sprinkler system. ! SOLUTION: A branch pipe 8 branched from a water main and a header 4 are connected via a squeeze-off resin pipe 16. When the sprinkler pipeline is removed for replacement, the resin pipe 16 is squeezed off using a squeeze-off tool and a header-side resin pipe 16 is cut from the squeezed-off portion. ! COPYRIGHT: (C)2015,JPO&INPIT |
