What Is a Galvanized Steel Roller Shutter and Where Is It Used?
A galvanized steel roller shutter is a motorised security closure in which slats roll-formed from hot-dip galvanized steel sheet wind around a barrel to close an opening. With a wall thickness of 0.75–1.20 mm, 77/97/115 mm slats and 2.00 mm side guide rails, it provides high resistance to impact and burglary at shop, warehouse, factory and hangar entrances.
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