Star Industrial Co., Ltd. [Jie Weinuo recommended angle iron flange air duct], including ventilation, such as sending fresh air and exhaust, this range is very wide, such as Tianjin factory floor angle iron flange duct air production sites, Because of harmful gases exhausted to the outside needs, they need to outdoor air delivered to the room. Then we should use large and small flow of air pressure pipes, spiral duct on the most suitable use of galvanized iron pipes Tianjin wind angle iron flange pipe production under normal circumstances, corrosive and humid places to use stainless steel tube. (2) send cold. The most common is the central air-conditioning duct, the duct need to add insulation. Spiral duct can be put in the insulation material Tianjin duct flange angle iron prices, the looks beautiful. (3) hoods. Hotels, restaurants, hotels and kitchens have produced a lot of smoke, how much money needs to exhaust duct flange angle iron Tianjin Yeah, using a circular duct is oil chimney. Here, the spiral duct tube called soot. [Jie Weinuo Star recommendation - angle iron flange duct] wind angle iron flange pipe production of high-tech automated equipment; not only reduces the noise and pollution of the environment, greatly improving the quality and duct connections are secure. Tianjin angle iron flange angle iron flange duct supply air duct 捷维诺 _ Industrial Brand (certified) provided by 捷维诺 (Tianjin) Co., Ltd. Jie Weinuo (Tianjin) Co., Ltd. (www.jieweinuo.com) is a leader in Tianjin, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Industry leaders in Jie Weinuo staff warmly welcome all inquiries negotiations to create a better future Jie Weinuo Industries.