Uma kuqhathaniswa nezinye izikhumba, isikhumba se-PVC silula ukwenza ipulasitiki futhi sihlanzeke kangcono, ngokuvamile ngethawula elimanzi noma ithawula lephepha elimanzi.Iningi lezikhumba ze-PVC ezenziwe ngu-Bensen zisesitokweni, sicela usithinte uma udinga imininingwane eyengeziwe noma amasampula.