Self-built concrete house finished three years after the use of large-scale housing wall leakage how to do?
Third, from the indoor water leakage area for waterproof maintenance.
Second, the chisel in addition to the wall structure to the wall structure for waterproof construction, you can use the material coating, membrane and infiltration of crystallization, the quality is different.
Need to waterproof the external walls, there are several programs.
First, directly in the existing external walls of the main surface of the water treatment, the use of technology and materials due to different external finishes and different;
