Closed balcony of the material determines how much closed balcony? For the vast majority of people, closed balcony project prior to first take into account how much money thing is closed balcony. Some people were even taking into account how much a flat closed balcony and choose to give up closed balcony. In fact, the villa sun room, closed balcony how much a square meter is determined by the material. A little expensive, in terms of quality and safety will be guaranteed. The structure of the sun room, sun room, sun room of the main structure is the vitality, the strength to bear the greatest support sun room prices, so the sun room, the main structure of the material can not be ignored. In general, the sun room of the main structure, choose the steel as the main load-bearing material, there are some small and medium sun room, sun room high-grade aluminum structure may also use the bridge. The basic structure of the sun room surrounded by wooden pillars is necessary aluminum sun room, with the top surface of supporting color steel or glass beams, stringers, combined into a network structure, such as sun room material, it is very firm, Security. Cost and performance of different materials, consumers can choose according to affordability. Wood aluminum sun room windows and doors yet _ Xi'an (certified) _ Huxian sun room provided by the Xi'an yet Door. Xi'an is still Door (www.sxzsmc.com) is Xi'an, steel leaders, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Xi'an is still leading in the door with the staff warmly welcome all inquiries negotiations to create Xi'an doors still a better future.