With the appearance of more and more skyscrapers in the city, glass curtain wall also become the premium problem of urban safety. Experts of the industry also appealed the popularization of ultra-clear tempered glass and homogeneous toughened glass for high-rise buildings during “Safety and Energy Conservation Forum of Architectural Glass”. Sector of national architectural departments also issued “Technical Regulation for Glass Curtain Wall Project” in the first half year, mandatory usage of ultra-clear glass will be popularized in skyscrapers from early 2013. Glass curtain wall has become essential for skyscrapers, which can effectively reduce weight of the building. The tempered glass needs homogeneous treatment to reduce self-destruction rate, which also increase s cost of the product at the same time. However, the homogeneous treatment is difficult to test by machinery and naked eye. The use of ultra-clear glass can help avoid the problem. The lower self-destruction rate of ultra-clear glass will also guarantee safety of the buildings. According to regulation of “Technical Regulation for Glass Curtain Wall Project”, mandatory usage of ultra-clear glass will be popularized in skyscrapers from next year, relevant departments will also take testing work of current high-rise buildings. Source: GlassInChina