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For using the non-indexable BUTT pipe couplers end to end of IN waste water vertical drains
For using the non-indexable BUTT pipe couplers end to end of IN waste water vertical drains
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机译:对于使用不可分度的BUTT管接头,IN废水垂直排污的首尾相连
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摘要
End-to-end butt pipe couplers including an internal overlap arrangement and necessarily deployed for an intended flow direction of gravitational wastewater drainage therethrough to prevent fluid leakage in wastewater drainage stacks of polypropylene (PP) pipes.
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