Generally, the wooden keel of the ceiling is fixed on the cement roof with steel nails or surging ro

Home improvement ceilings are generally made of wooden keels. >>>More

Wooden keels are commonly known as wood squares, which are mainly processed from pine, basswood, fir, imported dried planed and other wood into rectangular or square strips with cross-section. >>>More

Look at the size of the wood, the big point doesn't matter, the small point is best fixed vertically, but the current ceiling materials are relatively light, and the problem is not very big!

The wooden keel is more convenient to shape, but it is not fireproof, the light steel keel is not good for modeling, but the fire performance is good, the best is to use the wooden keel where there is a modeling, and the others are good with light steel keel, and the current calcium silicate board, gypsum board, and woodworking board are 1200x2400mm 1220x2440mm This is basically the basic size of the partition board.

Now the decoration has not allowed the use of wooden keel ceilings, and the standard is to use light steel keels to ensure that the roof is not cracked and deformed. Only the shape of the local can be Lukong Town to make a large core board with coarse. Gypsum board ten or twelve thick, anti-crack can be sealed in two layers.