Zingaphi izihlandlo eziphindwe kabini ububanzi bangaphandle bokuqala beerivethi ze-aluminium blind?

Malunga ne-1.5 amaxesha, kodwa eli lixabiso lesalathiso kuphela, kwaye utshintsho lwe-riveting kwiintlobo ezahlukeneyo ze-rivets ze-aluminium zahlukile.