But the keel installation still has some shortcomings: first, if the keel of the market is not dry, the long keel is easy to shrink, so that the floor is easy to send abnormal sound;Second, if the keel is not treated, it is very easy to rot;Third, the keel process is complicated, and the ground is destroyed, the structure of the house will change and the safety factor is reduced;Fourth, after the keel is installed, the ground increases, reduces the building floor use space;Fifth, the keel of the keel can not be used repeatedly.
The keel is only required to be installed when the ground reservation height exceeds the floor thickness (above 1cm). Will the North use bamboo floor to crack?No, the climate in the north is dry, and the raw bamboo without any processing is easy to crack in the dry north of the country, which is determined by its physical properties.
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