Isikrini sezinambuzane/Isikrini sesinambuzane se-roller/Isikrini sobumfihlo.
Isistimu yesikrini sezinambuzane ze-DIY esihoshelekayo iguquguquka kakhulu futhi ithobela yonke imithetho ehlongozwayo yamanje Yomphakathi WaseYurophu nge-European Directives 89/106/EEC i-Construction Products Directive eneZinga (ama) EN 13561 : 2004.
Izici:
* DIY yakhelwe.
* Ukulungiswa kwangaphambili.
* I-Speed reducer iyatholakala ngokukhethwa kukho.
* Isistimu yesikrini sesikrini sesinambuzane esingahoxiswa mpo.
* Ukuhlanganisa kalula nokufaka ngokwakho.
* Uhlelo olusha lwe-Latch lokusebenza kalula kanye nokuhlolwa okuhle kakhulu ongakaze ube nakho.
* Amabhulashi amelana nomoya avikela isivikelo ezinambuzaneni.