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Now China's water is all drinking water, there is no distinction, have you ever seen anyone's two water meters?
The sewage pipe is used to drain the toilet sewage, and the waste pipe is used to drain the kitchen and laundry water.
If you want to repair the must be professional, if you want to plug it is relatively simple, first cut the pipe body with a hacksaw, and then unscrew it down and go to the hardware store to buy two outer wire plugs, a 4 points and a 6 points (because I can't see the size of your pipe only after the size of the ruler to know) Choose the right one around the raw material belt, plug the water outlet on the wall is OK, and seal it with cement on the ground. If you are from Wuhu City, Anhui Province, I can come to help you repair it.
Its reason is that the indoor temperature is high in summer and the temperature in the water pipe is low, so that the cold and warm air are hung on the water pipe wall when the water pipe wall is exchanged; Wrap your bathroom water pipes with a cloth that rolls the air conditioning condenser pipe, and this problem will not be solved.
Can retrofit one.
The sewer pipe in the kitchen, the internal drainage is discharged into the sewage pipe