Technical specifications of roller blinds are imported from US company Viver
Roller blinds consist of two parts:
Is a stainless-steel and corrosion-resistant aluminum tube that is fitted with a circle-shaped machine with reinforced plastic gears from which a string of the same material is connected with a rope of silk and PVC material that can not be cut.
It is made of fireproof fiberglass cloth in addition to the blackout layer to ensure that light is not completely neutral.
Easy to clean with water and fixed at the end of the cloth strip of aluminum as a heavy working to maintain the balance of the curtain during the movement