PVC Pipe vs PPR lipeipi

Phapang ea Raw Materials PPR liphaephe li entsoe ka copolymer polypropylene, ha liphaephe tsa PVC li sebelisa polyvinyl chloride. Phapang pakeng tsa lisebelisoa tse peli tse tala li baka ts'ebetso e fapaneng le ponahalo. Ka mohlala,…