Amapayipi e-PVC asetshenziswa kakhulu ku-drainage, amanzi angcolile, amakhemikhali, uketshezi lokushisa kanye nezinto ezipholile, ukudla, uketshezi oluhlanzekile kakhulu, udaka, amagesi, umoya ocindezelwe kanye ne-vacuum ngenxa yesisindo sawo esilula, ukumelana nokugqwala, amandla aphezulu okucindezela, ukuphepha kanye nokulula.uhlelo.Unconywe unjiniyela...
Funda kabanzi