Must choose tempered glass , in accordance with the national standard for a single piece of glass larger than 1.5 square meters must be tempered, or the bottom edge of the glass away from the final surface of the decoration of less than 500mm floor-to-ceiling windows , 7 layers and more than 7 layers of the building outside the casement windows must be used to toughen the glass, then some of the Homeowners will certainly ask if the home windows and doors are internal casement windows.
Single glass is also less than 1.5 square meters is not necessary to choose tempered glass, theoretically can be, there is no hard and fast rule requirements, but from the long-term use and safety point of view, after-sales maintenance costs, the choice of all the toughened glass is more cost-effective than ordinary glass; at the same time, even if the toughened glass bursts is also a small granular, not easy to injure people, safe and secure.
Increase the probability of glass burst, after-sales maintenance costs are high, assuming that your home windows are only 10 square meters, if you choose double tempered glass, the cost of purchasing a window based on only need to spend more than 600 yuan, but if there is a glass breakage, replacement of a small piece of glass plus the cost of labor, freight and so on, at least need more than 500 yuan.
From a security point of view, especially in high-rise buildings, you must choose tempered glass, we know that the higher the floor, the higher the wind, the need for window glass wind pressure resistance level is higher, so high-rise buildings doors and windows must choose tempered glass, which there is also a point that the floor window glass is even more need for tempered glass.