Material: galvanized steel, stainless steel thickness: 0.5mm-1.2mm Specifications: can be customized according to customer demand additional accessories include: adjusting valves (manual, electric), Stone (can be adjustable), T / Y Tee (can be adjustable design), elbow (can adjustable), saddle interface (adjustable), diameter, hemispherical dome, inscribed, flange, cover, S bend, Elevators, hose clamps, angle codes ventilation ducts mission, galvanized sheet duct picture, is to organize a reasonable air flow, to ensure the effectiveness of the use of the premise, galvanized duct board production, so that the project initial investment and operation and maintenance costs the province. Therefore, Yili galvanized sheet duct, ventilation ducts design is reasonable, directly affect the entire ventilation, air-conditioning engineering construction and use of technical and economic results. Thus, the design of ventilation ducts and consider a variety of issues important enough. Galvanized sheet duct installation of air-conditioning _ Yan (certified) _ Yili duct galvanized sheet provided by the Wu County Yanda air-conditioning plant. Wu County Yanda air-conditioning plant (www.wcydkt.com) (www.wcydkt.com) Shandong Dezhou, heat, refrigeration and air conditioning equipment leader, over the years, the company is implementing the scientific management, innovation and development, honesty and trustworthiness policy, and satisfy customer needs. In Yanda air conditioning leadership with the staff warmly welcome all inquiries negotiations to create Yanda air conditioning better future.