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Anonymous users2024-01-24This is the scale that forms on the wall of the pipe after the nozzle joint on the top of the drain pipe is loose and rainwater seeps in. Now the air pollution is serious, and the dust inside the rain forms acid rain.
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Anonymous users2024-01-23It is because of the quality of the pipe and the scale formed by the steam in the toilet on the pipe, which will become darker and darker and larger over time.
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Anonymous users2024-01-22There should be customer service, LZ can go to the installation company to check, or the person from the supply store to check! Solve it as soon as possible, or it won't taste very good.
It is possible that the PVC is not of good quality. Chemical reflection occurs with XX.
As often as it goes. Add it and it will be JS intensive.
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Anonymous users2024-01-21It's a matter of the quality of the drain pipe.
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Anonymous users2024-01-20Cleaning with toilet detergent is simple and effective! Just try it and you'll find out.
1 Make a hole in the floor slab.
2. Before the installation of the drainage pipeline, the civil engineering negotiation shall be required to pay off, find the size of the dump of sanitary appliances and the height of the rejection, install the trunk pipe, the riser pipe to the branch pipe in turn, and verify whether the coordinates are accurate again before the civil engineering plugging the floor hole. >>>More
This is a pipe, and the pipe that is wrapped is a serpentine pipe, which is to prevent the pipe from flowing back, and to prevent the pipe from forming negative pressure.
It's probably relatively simple.
It could be that you just do what is prescribed. >>>More
1) base treatment, first the embedded nozzle periphery is not dense concrete carefully chiseled off, the thickness of chiseling is about one-third of the plate thickness, when chiseling the caisson concrete floor slab to be inclined plane chiseling, careful construction, can not destroy the concrete floor slab that most of the pit is retained below, then rinse the chiseled part with clean water, and the base cleaning must ensure that it is clean, no debris such as broken concrete; >>>More
Different regions, labor costs are different, market prices are also different, I suggest you go to the regional question