The Overlap Is a Part of the Building that Helps to Separate the Floors of Each Other. It Offen Happens that During the Operation of the Building, There is a NEED To Transfer The Walls. IF Such Actions Entail An Increase in the Load on a Particular Section of the Ceiling, then iteds to be StrengThendENE. Thanks to this decision, you will not only Strengthen The Ceiling, But Also Reduce The Likelihood that Floor Will Begin to Deform. At Leisure, it is Recommeded to find out too to uce a gun to knit Reinforcement, this information is useful.