Ansett fire shutter doors Technology Ltd. specializes in the design lateral type fire shutter doors and pan-type fire shutter doors, installation and maintenance. The company has the most cutting-edge patented technology: it has a simple structure, low cost, open and close speed (optionally meet fire codes), span Unlimited (single door jamb span of up to 100 m -200 m, while the traditional push structure Single door jamb span of no more than 50 meters), the hole shape Unlimited (turn any angle 0-180 degrees), stable performance (less failure, do security doors used), thus completely subvert the traditional structure of the lateral push-type fire shutter doors and pan-type fire shutter doors due to high failure rate and the fact that the fire does not meet specifications. Due to the simple and stable, due to rapid and safe, because of professional and trust.