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3cm is less common to do, but it is better to have 3cm if conditions allow. The point is that the direction of the slope must be to leak water, you can splash water in the bathroom without standing water.
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This is OK and will prevent the water from settling on the top bunk.
Do you mean to do a good job of kindness, two days to reduce one centimeter, too exaggerated, if so, it must be unqualified, Guoerjia waterproof coating is good, acrylic, good effect, combined with reinforced polyester cloth construction, the warranty period is up to 50 years.
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According to the national standard "Construction Code for Residential Decoration Engineering GB50327-2001", the waterproof layer should extend from the ground to the wall, 100mm higher than the ground, and the waterproof layer of the bathroom wall shall not be less than meters. >>>More
It depends on the size of the beam, two steel bars are broken, there will be a certain impact, the bathroom space is not large, the problem is not too big, it is recommended that the load should not be too large, for reference.
The bathroom is waterproof, and the surrounding walls need to be painted at a height of not less than 30 cm; If there is a shower, the height of the waterproof paint applied on the installation of the shower faucet and the adjacent wall should not be less than 150 cm, preferably about 180 cm. >>>More
The standards of the National Decoration Association are: the interior of the shower room needs to be painted with a height of meters, and the other walls need to be painted with a height of meters; >>>More