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Anonymous users2024-01-24The building structure calculates the width and height of the beams, as well as the reinforcement required for load-bearing. The wall is 20cm, but the beam is 15cm, which is a very normal phenomenon.
If you install a ceiling-mounted exhaust fan, you need to reduce the aperture to match the connecting hose of the exhaust fan on the market, if you install a wall-mounted exhaust fan, you can choose the appropriate specifications, such as the structure and specifications shown in the figure below >>>More
That is, there is a circle of trabeculars along the ceiling of the bathroom wall, and there is no wall from the ground upwards;
There are two scenarios:1Bathroom floor waterproofing is not done, water leakage directly downstairs, if there is obvious leakage, you can check whether there are cracks, the solution can be waterproof from both sides, one from the bathroom to find the leakage point, dig up and reuse the K11 series of waterproof direct brushing, the second if there are cracks, the landlord does not want to lift the bricks, you can block from downstairs, find the crack with high-pressure grouting to plug the leakage, around the water-stopping needle into the crack half deep, with high-pressure grouting machine grouting can be 2 >>>More
After the water is absorbed in the wall, it will go upward, and it takes a very slow process to completely dry, and you need to see whether there is leakage in the open pipes and buried pipes, or whether the slope of the bathroom floor and the outside ground is not suitable, etc., it is recommended to check one by one, find the problem, and after the solution is completed, wait for the wall to dry thoroughly and then brush the latex paint.
The alkaline appearance of the wall is mostly caused by long-term water seepage. A small part of it is caused by unqualified wall masonry materials.