Is it necessary to waterproof the floor or can you do

The waterproofing of the floors is required if the built house is located in a zone with high humidity. Waterproofing can be performed by several options. Usually used, cast, stucco. To perform plastering insulation, it is necessary to lay out a layer of cement mortar on a dry base. Then, after 12-20 minutes, another 4 layers should be applied to this layer, before applying each subsequent one, you need to wait about the same.