The structure of the siphon toilet drain pipe is "S" type
What are the common flushing methods for wash down closets? Which is best? There are two types of toilet flushing methods: straight flush and siphon; the upgraded version of the siphon is jet siphon and whirlpool siphon. Straight-flushing: Note that the sewage pipe is straight, the water pipe is very thick, the use of water gravity acceleration, simple and rough is very effective, easy to wash...
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