pipe ea metsi ea polasetiki

Ka tsamaiso ea lipeipi, CPVC (chlorinated polyvinyl chloride) le UPVC (polyvinyl chloride e se nang polasetiki), e le liphaephe tse peli tse tloaelehileng tsa polasetiki tse hanyetsanang le ho bola, kganya, boiketlo ba ho kenya, le melemo e meng, di sebedisoa haholo. Leha ho le joalo,…