Sekuyiminyaka engaphezu kwengu-30 isipiliyoni sokukhiqiza ulwelwesi olungenamanzi lwe-polymer nokwakha amaphrojekthi okuvikela amanzi.Uhlu oluphelele lolayini wokukhiqiza luhlanganisa ulwelwesi lwe-TPO, ama-membtrane e-PVC, ulwelwesi lwenjoloba lwe-EPDM, amashidi angangeni manzi emhubheni we-EVA kanye nama-geomembranes e-HDPE ayatholakala .Izinhlobo ezinoboya obuqinile, obungemuva, obuboshwe ngesihlabathi, ukuzinamathisela, ibhodi lokuhamba kanye nezinye izicelo ezikhethekile zingenziwa ngendlela efanele. .Isixazululo esisodwa sokumisa kuzoba ukwenza amaphrojekthi akho abize kancane futhi izinzuzo zibe phezulu.Imikhiqizo esezingeni eliphezulu, umthamo oqinile, ukulethwa okusheshayo, izinsizakalo zobungcweti yizona zizathu ezibalulekile zokuthi ufaneleke ukusebenzisana.Kungani ungasithinteli ukuze uthole imininingwane eyengeziwe?