Star Rolling® Fire-Rated Roller Shutter Series (1, 2 & 4 Hours), designed by Star Rolling's engineers, has been tested against the stringent British Standard (BS476:PART22:1987) and Malaysia Standard (MS1073:PART3:1996). The fire-rated shutters were tested in world-class accredited fire engineering laboratories - BRANZ (Building Research Association of New Zealand) and SIRIM (Standard and Industrial Research Institute of Malaysia)with impressive results of 4 hours with the structures still remaining intact. We are the approved fire-rated shutter manufacturer by BOMBA (Firefighting Department of Malaysia). All of our fire rated roller shutters are manufactured from 1st-grade materials like Zincalume® by BlueScope Steel, ZACS® by BlueScope Steel, or 1st-grade Galvanized Steel.