PVC floor problems in construction

1. completion of the cement floor less than three months, or the completion of three months, but the doors and Windows closed, without ventilation, ventilation, moisture is too large, this arch will appear just a little too long lower PVC floor cracked corners or joints.

2. laying PVC floors, any expansion gap of less than 1 cm, in particular at the door and corner and hidden parts of the pavement uneven estimated expansion clearance or when sawing, causes the floor to any contact with the fixture. As long as the floor of one contact with the fixture an action and reaction occurs, in part or in whole up, serious joint cracking occurs or corners.