Operating conditions

1. After installing the various pipelines and equipment in the ceiling, determine the positions of the lighting positions, ventilation openings and various lighting openings.

2. Before the roof cover panel is installed, the wall and ground wet work project shall be completed.

3. Set up a roof construction operating platform shelf.

4. Before the large-scale construction of light steel frame ceilings, a model room shall be constructed, and the arching degree, lamp troughs, curtain boxes, and vents of the ceiling shall be constructed.