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Carry a large bucket of water and rush it, and if you can't implement it, you have to hire professionals.
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Once it's done, it won't be fine.
The main pipe below is much thicker than the one above. >>>More
THE SIZE OF THE SEWER PIPE IS 110MM, WHICH IS LARGER THAN THE DISPOSABLE 50MM, SO IT WILL NOT CLOG AS LONG AS THE CUP REACHES THE PIPE.
Pour sulfuric acid. Pay attention to safety when pouring. There is a certain danger, pay attention to the way of operation.
The grocery store or wholesale market buys a special toilet, it is convenient to block it in the future, don't buy the kind of suction, buy the kind of dredge tool like a spring, it is very easy to use, and it is convenient to open the toilet sewer.
Use a hook to hook the water cup out and let the water run down.