Na te whakamahinga whanui o te PVC (polyvinyl chloride) paipa i roto i te hanga, te ahuwhenua, te ahumahi matū me etahi atu mara, kei te tipu haere te hiahia mo nga taputapu tukatuka paipa PVC. I tata nei, i whanau mai he momo taputapu hou e kiia nei ko te miihini tapahi paipa PVC ipurangi, e ...
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