Bathroom shower room walls should be waterproof?
Toilet waterproof height, the State Construction Commission stipulates that the national standard is 1.8 meters, housing construction in the building has been made waterproof, waterproof layer extends from the ground to the wall, higher than the ground 250MM. But the metope of waterproof is not, according to the conventional bathroom waterproof layer on the shower head wall height of not less than 1800MM, average thickness of not less than 1.5MM, and the water after the end of the project must be done 24 hour storage experiment.
Need, bathroom wall waterproof, usually, waterproof layer height to reach more than 25cm, in the shower area, especially installed the shower of the wall, waterproof layer as far as possible enough 180cm. In fact, waterproof, grass-roots treatment is very critical, a lot of people just pay attention to materials, grass-roots treatment is not good, and good material is empty. The base should be flat and dense, and the moisture content should not be too high (the standard seems to be less than 8%). The place of the node (pipeline, flue) make additional layer, that is, add a layer of local. In fact, the sloping tile pointing, well, is very helpful for waterproof.
Ordinary residential toilet small place, and line wear floor etc., it is commonly used in waterproof coating and rarely used by waterproof membrane. There are 2 common types: waterproof coating, polyurethane waterproof coating synthetic polymer (the rotation with polyester cloth, glass fiber cloth) polymer modified asphalt class ---S B S waterproof coating (with carcass reinforcing material of polyester cloth, glass fiber cloth etc.) waterproof coating asphalt base basically No.
