PVC (Acronym fun Polyvinyl Chloride) jẹ ohun elo ike ti a lo ninu fifi ọpa.O jẹ ọkan ninu paipu akọkọ marun, awọn oriṣi miiran jẹ ABS (acrylonitrile butadiene styrene), Ejò, irin galvanized, ati PEX (polyetilene ti o ni asopọ agbelebu).Awọn paipu PVC jẹ awọn ohun elo fẹẹrẹ, ṣiṣe wọn rọrun lati ṣiṣẹ ...
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