A, gypsum board seam with mesh belt?
In order to prevent the gypsum board from cracking at the joint, you can stick a mesh belt at the joint of the gypsum board before brushing latex paint, but you must remember to use the fiber mesh belt, because the fiber mesh belt is more elastic, which can prevent the gypsum board from cracking, not only ensure the beauty of the ceiling, but also do not need to worry about the later maintenance.
Second, how to use the grid?
After the gypsum board is formed, a layer of kraft paper is pasted on the joint of the gypsum board first, and then a layer of fiber mesh belt is pasted on the surface of the kraft paper. If a layer of fiber mesh belt is pasted on the gypsum board, the anti-cracking effect may not be obvious. If kraft paper and fiber mesh belt can be used together, they will not crack.
However, before pasting kraft paper and fiber mesh belt, it must be noted that the gypsum board base must be thoroughly dried before pasting, otherwise the kraft paper and fiber mesh belt will bulge in the later period.
Third, what is the grid belt?
Mesh belt is a kind of adhesive tape made of fiber material, which is mainly used to prevent the ceiling and wall from cracking. There are three main colors of grid belts in the market, namely white, blue and green.
4. What are the precautions when using the grid?
1. The place where the mesh belt is used must be very dry and free from any moisture.
2. When the grid belt is used for the ceiling and the wall surface, the dust on the ceiling and the wall surface should be cleaned first, otherwise the grid belt will definitely bulge or crack later.
Tips: No matter what kind of ceiling and shape the gypsum board used at home is made of, it should be pasted at the joints with grid cloth and kraft paper, because the joints will definitely crack if the gypsum board is used for a long time.