Fire resistance doors have been passed the test of determination of the fire resistance of non-loadbearing elements of construction from the Faculty of Engineering Chulalongkorn University (Fire safety research center)
suitabe for safety high building.
produce for any desired size.
Size (ขนาดมาตราฐาน): [4.0-4.5] x [800-1,000] x [2,000-2,400] mm.