Iyi moderi yibikoresho ikoreshwa cyane mugukuramo umwirondoro, imiterere nuburyo bwa screw na barrale biratandukanye cyane, kandi imigozi na barrale bitunganywa neza bishobora gurantee plastike nziza, ubushobozi bwinshi kandi irashobora guhaza abakiriya batandukanye bakeneye,
ibice bigenzura amashanyarazi bifite ibikoresho murwego rwo hejuru bigatuma umutekano ukora. Birakwiriye Umwirondoro wa PVCPCABS.