Balcony leaking for help

It may be caused by washing the balcony with water upstairs, because the balcony basically adopts the dry paving method when laying the surface bricks, so a layer of water storage layer is formed under the surface bricks, and every time the balcony flushes water, it will seep into the water storage layer below through the ground brick joints, and when the floor drain joint construction is not tight, the water in the water storage layer will slowly leak down through here. Ask if the balcony is occasionally flushed with water upstairs. >>>More

The main reason for the leakage of the balcony window is that the window sill and the wall are not sealed and there is a gap, and the water in the window frame leaks into the gap. 1.Check the location of the drain hole in the window frame slot, if it is not facing the window sill outside the window, seal the original hole and re-drill the hole. >>>More

There is no place to defend rights. Unless you're looking for a renovation company. Either the money will not be paid to them. It's still a bit of a loss. Be careful next time.

I'm a professional, you need a picture of the inside of the tank.

First clean up all the original filling, close it with a small amount of expansion glue, close it again with plugging spirit on the surface, and close it again with sealant for all sealants, it's almost the same. >>>More