| 摘要 |
<p>PURPOSE:To provide the sprinkler piping structure in which the number of connecting parts is small, the piping is facilitated, and also, a small height space on the ceiling is enough. CONSTITUTION:In the fire extinguishing sprinkler piping structure subjected to piping on the ceiling, a branch joint 9 having plural take-out connecting ports 11, 12 and 13 is connected directly to a water supply main branch tube 1, and the plural take-out connecting ports 11, 12 and 13, and a sprinkler head fitting joint 8 fixed onto the ceiling are connected with a flexible tube.</p> |
