Building insulation materials is used depends on a wide variety of factors. Some insulation materials have health risks, some so significant the materials are no longer allowed to be used but remain in use in some older buildings such as asbestos fibers and urea. Factors affecting the type and amount of insulation to use in a building include: Considerations regarding building and climate: Often a combination of materials is used to achieve an optimum solution and there are products which combine different types of insulation into a single form. Spray foam is a type of insulation that is sprayed in place through a
Building insulation temperature standard in China, most old residential and commercial buildings in China doesn’t have any thermal insulation, even in the area that suffer a severe weather which is hot in summer and cold in winter. And the insulation material that often used in the new buildings of China is Styrofoam, which has difficulties in installation and low effectiveness of thermal insulation. Another problem is that the Styrofoam is not fireproof material, it will be a hazard if this material is widely used. Unlike the United States and Australia, the government institutes haven’t established a common standard about thermal insulation. More