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It was the sound of water flushing the toilet downstairs. Noise caused by the toilet bowl's drain switch.
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The sound of the sewer pipe, don't care.
<>< source of odor in the bathroom.
1.Toilet. If the toilet has an aftertaste, if it is not a quality problem, it may be that the flange ring at the bottom of the toilet bowl is aging or damaged due to too long use. >>>More
This is the sound of a multi-user drain drain passing through the channel, and it is not surprising that it is especially loud in the dead of night.
If you have a transformer problem, just replace it.
Landlord: You mean to install curtain rails on the hanging shed, right? If yes: 1, there are wooden ones. >>>More
The circuit is short-circuited, fortunately, just spare the fuse, the bathroom light is short-circuited, or the water touches the lamp, the zero line of fire touches together, and if you can't find a short circuit, you can find an electrician, and replace the melter by the way.