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Anonymous users2024-01-24The blind eye of the drainage riser should not be sealed when it is guaranteed, and the blind part of the back of the wall tile should not be plastered with cement grout or take this brick with glass glue, and if you need to overhaul it later, you can only use a blade to cut it.
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Anonymous users2024-01-23It cannot be used, and it is clearly stipulated in the relevant residential design code.
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Anonymous users2024-01-22The drainage riser is left blind when it is guaranteed, and it is not sealed and used.
1. The general provisions of the outdoor drainage design code GB50014-2006 (2011 edition) stipulate that except for arid areas with little rainfall, the drainage system of new areas should adopt the diversion system. (i.e., the implementation of the rain and sewage diversion system). >>>More
1.The minimum pipe diameter of the single drainage point of the multi-storey residential drainage riser is De75, and the minimum pipe diameter of the multi-drainage point is De110, 2The minimum pipe diameter of high-rise residential drainage riser is De110, and mechanical drainage pipe is used for heights greater than 100 meters.
Seal it with a head. But the premise is that there must be a drainage channel, and then, according to the landlord, this pipe will no longer be used. >>>More
Hit it down two or three centimeters with a chisel. Then fill it up with the plugging king. Finally test the water, if the downstairs is not wet, it is OK.
2. Vane pump: use the interaction between the vane and the liquid to transport the liquid.