What is meant by the term roll armor?
The roll armour or roller shutter curtain consists of roller shutter slats (also called roller shutter profiles) that are hinged together. It is the protective part of the roller shutter that closes the opening. Depending on the requirements, it can be of various types. The most commonly used materials are: Plastic, mainly rigid PVC; aluminium, often foamed with polyurethane; wood, usually pine; steel and stainless steel.