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If the doors and windows are closed tightly, the indoor water pipes will not freeze overnight in the case of minus ten degrees outside.
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Then I have to wait until the beginning of spring and Qingming, when it naturally melts.
There is still the possibility of freezing damage, or to repair it in time, the method is also very simple, just splash it with hot water.
You can first disassemble a few pieces of the frozen drum. This is due to the high moisture content of the walls here.
Kitchen sewer pipes can be altered, and there are several ways to do so: >>>More
Rainwater is discharged directly, and sewage is treated. Draining rainwater into the sewer pipes. Increased sewage treatment. But the impact is not huge.
OK.
Generally, the sewer is mostly made with a backwater bend to prevent the sewer from returning to the smell. In case of special circumstances, it can be a right-angle bend. >>>More