Who is responsible for what to do if the cement on the top of the balcony falls off?

Remove the original stucco layer, spray the interface agent and repaint the cement mortar, you can first anchor, use dispensing, and then repair with cement. >>>More

Roof leakage to find the leak first, to find the leak from there, mainly from the high to the low part of the roof to find the leak (because the water flows to the bottom) is first to see whether there are cracks in the roof, whether the original waterproof layer has aged off, the original SBS waterproof membrane of the roof has no bubbles, if there are bubbles, it proves that the water has entered the bottom of the waterproof layer, so that it leaks. There is also a gutter on the roof whether it is blocked. In rural areas, there are still a large number of tiled houses, and when there is a roof leak due to broken tiles, only the tiles need to be replaced, a step also known as "turning over the leakage". >>>More

Waterproofing is definitely to do, but you have to according to your own specific situation, if it is pasted with tiles, you must choose not to smash the tile to control the leakage of the material, and to resist dry and wet alternately, ultraviolet resistance, aging resistance, if there is no tile, the choice is relatively wide, you can use the waterproof products of the paint directly on the balcony to paint on it, after doing the waterproofing, it is best to do a closed water experiment for 2-3 days, if there is no leakage and then paste the tile.

<> Plugging is done indoors. Generally, the sealant and part of the embedded material around the window frame are removed, and then sealed after refilling; For outdoor processing, the jujube beam requires special types of high-altitude work, and the external wall insulation is first molded and slotted to the structure and then removed, sealed, sealed and waterproofed, and for those without external wall insulation, the plugging is directly eliminated and then sealed and waterproofed; For the waterproof layer damage and the leakage problem, it is necessary to find the seepage point to repair the leakage, for the situation of no waterproofing or serious leakage, the best solution is to do a good job of waterproofing the balcony again.

Ask the worker to re-apply the sealant, and the seams should be more numerous. That's why it's going to be solved.