ppr nano-antibacterial pipe non-toxic,tasteless,bactericidal CE,ISO9001,PICC Famous brand of China spoked by OlympicChampion features1)ppr nano-antibacterial pipe with certificate of CE,ISO9001,ISO14001,PICC2)size:20mm to 110mm3)color:white,yellow,gray,green,etc4)non-toxic,tasteless,bactericidal5)Famous brand of China spoked by OlympicChampion Fan YeApplication Area:1. Cold and hot water systems ...