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Anonymous users2024-01-24To be precise, what you said should be called a spiral silencing pipe, and the spiral silencing pipe is divided into ordinary spiral silencing pipe and hollow spiral silencing pipe, these two pipes are suitable for use in the riser of bathroom drainage, and the drainage pipe that delays the bathroom is to use an ordinary drain pipe, because the inner wall of the silencing pipe is not too smooth, which is easy to cause blockage.
There is a certain effect, and the main way of sound insulation is silent cotton, and there is a good way to close the pipe.
Bathroom drain level pipes can be used at ninety degrees. >>>More
Hello classmates, many of the current drainage pipes are PVC, and there are special PVC drainage pipes, with thick walls and corrosion resistance. Thank you.
This one on the roof is for smelling. It can be connected, but it is necessary to do a good job of handling and preventing odors.
PVC drainage is generally divided into toilet drain and wash basin drainage, toilet drain is generally 110 pipe, floor drain and wash basin is generally 50 pipe, sometimes 75 pipe, PPR water supply is generally 25 pipe, if it is heating, it is generally 35 pipe.