Wood keel can be used to ceiling, can be used to do the wall? Light steel keel can be used in what place?
Wood keel is best used, one is poor fire, the second is easy to produce pests, and now the ceiling are gradually replaced by light steel keel keel.
Many temporary buildings will use wood keel to do with the wall, light steel keel more for long-term construction
Light steel keel level can be used in the ceiling, can also be used in the partition,
Wood keel can also be cut off the ceiling can be done.
