In the project embedment, the plastic line box and the plastic line pipe connection must use the mother to connect? What norms do you come from?
The plastic pipe should not be folded flat, cracks, no debris inside the pipe, cut off the mouth should be smooth, the nozzle should be clean (2) plastic wire connection pipe using glue adhesive, at both ends of the joint pipe should be secured and slab bottom reinforcement
In the concrete floor, wall and brick structure, all kinds of switches, sockets, bottom boxes, lights, junction boxes and pipes must be connected with terminals. It is forbidden to insert the plastic pipes directly into the junction box
Plastic pipe bonding must be firm and tight, and in the pipe mouth plug plastic pipe plug, prevent grouting, plug pipe
Concealed junction boxes used in concrete require wet cement or plastic foam to fill the interior and are not allowed to be wrapped with cement paper. The plastic line pipe and junction box which are embedded in the floor and shear wall shall be firmly secured to prevent the shift
