Can the integrated ceiling skeleton be used as a grounding wire?

The size of the ceiling should be 20 cm high from the wall point, 30 or 35 wide from the wall, there are a few 40 cm light trough, the width of the outer baffle is generally about 8 cm, the width of the light trough is 10 cm or 12 cm, it is generally determined according to the width of the entire ceiling, if the ceiling height is high, the high fork will be larger, and the height of the ceiling will be smaller than that of the low ceiling.

There is a matching one directly"V"type buckle groove, the lamp is directly buckled in it.

Step 1: The elastic line of the groundwork.

According to the floor elevation level, use the ruler vertical vector to the ceiling design elevation, bounce on the roof on the keel position line, and bounce the elevation line of the roof on the wall. >>>More

General bath bombs.

There are four functions, namely heating 1, heating 2, lighting, and ventilation. There are 5 wires in the junction box on the wall, one of which is the power cord, and the neutral wire is pre-placed on the ceiling; When wiring, first find the power cord and connect it with the switch buttons of the four functions, and the other 4 wires are connected to the wiring ports of the four functions respectively - when accessing, pay attention to the function on the switch panel and the function on the bath bomb corresponding, that is, the panel is to control the heating 1, then the line that controls the heating on the bath bomb is connected to it. >>>More

Yes, this is a common form of expansion in the integrated ceiling industry. >>>More