| 摘要 |
<p>The invention foresees, for the hot and cold water distribution form the initial getting points or form the mains of the floors to the delivery points of the sanitary fittings, a double-body plant in flexible plastic materials made by a tubular pipe (1), into which the water flows which is freely introduced to connect in position a dispenser getting conduit with a delivery device on the used point, to be put inside a wrinkled sheath (2) in advance to place in conduits which, with its continuous system of rigid rings (3) acting to resistance articulated rib placed on variable line, comes to protect and avoid also in bending the squeezing of the contained tubular pipe (1). <IMAGE></p> |
