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It has nothing to do with the waterproof layer, because waterproofing only ensures that your bathroom does not leak, not everything, but after doing waterproofing, it is best to use tile adhesive when pasting tiles, so that it will not be empty.
1. Inspect and accept the appearance, variety, specification, packaging, size and quantity of materials, and form corresponding acceptance records. >>>More
The waterproof paint dries thoroughly on top of it, and there should be no sharp objects on it. >>>More
What should I do if there is water stored between the waterproof layer and the tiles in the bathroom? There is no big problem >>>More
The construction of the waterproof layer is unqualified and needs to be re-constructed. >>>More
The wall must be brushed, and you can use the draft to add some small holes to increase its stickiness.