[Jie Weinuo Industrial Star recommendation spiral duct] Jie Weinuo advantage of some factories spiral pipe production process dust spiral duct, particularly low proportion of small grains such as Styrofoam sort of spiral duct Cost good effect. [Jie Weinuo Industrial Star recommendation spiral duct] spiral duct material used with galvanized iron (commonly called Star iron), stainless steel, soft aluminum. Material thickness: 0.3 to 1.2 mm Material width: 125 mm spiral duct production, Baicheng spiral duct, spiral duct selected by 捷维诺 捷维诺 Industries (Tianjin) Co., Ltd. Jie Weinuo (Tianjin) Co., Ltd. (www.jieweinuo.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 Jie Weinuo Industrial and you hand into the brilliant, for a better future!