[Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product - ventilation ducts] ventilation ducts are industrial and civil engineering, ventilation and air conditioning metal or non-metallic pipes, is to make the air flow, reducing the concentration of harmful gases one kind of municipal infrastructure. Duct production and installation of the plates, profiles and other major finished materials shall comply with the relevant product design and existing national standards and apply inspection certificate of galvanized steel pipes, should existing national standards for acceptance when the materials approach . [Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product - duct] metal duct is to use a variety of metal materials produced by the wind pipe, commonly used include galvanized iron and stainless steel. With the continuous development of the wind industry in front of the tank, more and more industries and businesses can use the pipeline to storage tanks, more and more enterprises into the tank flange angle iron pipe industry, from a variety of inorganic composite duct composite materials pipeline engineering company, divided by the composition of different kinds, but mostly light, porous material having a large thermal resistance. Exhaust pipes, pipe Tianjin, Tianjin Jinzhong Ji pipeline engineering company by Tianjin Jinzhong Ji HVAC purification equipment. Tianjin Jinzhong Ji HVAC purification equipment Limited (www.Jzjnt.com) strong, credible, in Tianjin fans, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the group into the brilliant and you work for a better future!