Note gapThe first floor and the wall to leave room, in the room, the door and the stairs and other fixed facilities connected to the same, leaving gaps, general length between 0.8 cm -1.0 cm.
Keep the ground dryThe floor needs to cement ground water in clean out before installation, otherwise it will produce a certain tidal wave, easily lead to the floor cracks, caused after the installation of the warped floor, so the floor before the cement ground moisture in row of clean, to ensure that the ground is dry.
Check whether there is water leakageIf there is a leakage of water on the ground, the need to deal with water leakage, water treatment, such as the ground after the dry start construction.
The ground with plastic sheets of water on the floor can not beThere is water that the ground is wet, the ground is not suitable for wet floor, because the damp environment easily lead to deformation of the floor.
