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No, the main thing is to remove the dirt on the range hood, it is best to use a irrigation for the toilet, use plant ash and soaphorn, dredge and clean the pipe wall, and it is sold in the No. 1 store.
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It is said that it can be dredged with ice.
1. Use a rag to dredge the toilet.
You can find a section of hose with tap water at one end and wrap a rag at the other end and insert it into the sewer pipe. >>>More
This kind of problem is best solved on a local forum, and if you find the relevant phone number, you can solve it immediately. >>>More
Oxalic acid cannot be used, it does not work. You said that it should be blocked at the reverse bend, and you should go downstairs to the neighbor's house and unscrew the lid at the back bend to dredge it. >>>More
Yes, it may take a long time.
How to dredge the squatting toilet when it is blocked? Toilet blockage is generally a blockage at the toilet trap, and the best and easiest way is... >>>More