Air duct flange

Nantong Ruijia HVAC Equipment Co., Ltd. is located in the Yangtze River Delta, Jiangsu Province, along the river development area of Nantong, Jiangsu. With convenient water and land transportation, we continuously develop new products, increase investment, and innovate. As of now, we have reached a certain scale with strong technical capabilities, complete production and processing equipment, comprehensive inspection methods, and high-quality products.

Nantong Ruijia HVAC Equipment Co., Ltd. is a professional entity specializing in the design, production, and installation of various ventilation pipeline projects, air inlets, dampers, and silencers. The factory is equipped with state-of-the-art machinery, operates under strict management, and has a full staff. Nantong Ruijia HVAC Equipment Co., Ltd. boasts production lines for spiral ducts and common plate ducts, primarily serving the fields of factory ventilation, kitchen exhaust, office buildings, hotels, shopping malls, and underground parking garages, among others. These include environmental facilities for ventilation, air exchange, exhaust, and gas treatment. We offer a one-stop service that includes design, construction, installation, and commissioning. Our long-standing experience in construction has honed our expertise and design capabilities, ensuring high-quality workmanship. This, in turn, guarantees the quality of our products. Our spiral ducts and common plate ducts are widely used in ventilation, air conditioning, purification, dust removal, material handling, and other fields. Welcome to order common plate ducts, spiral ducts, and accessories, angle iron ducts, angle brackets, hangers, regulating valves, exhaust systems, fire dampers, passive windvanes, negative pressure fans, centrifugal fans, and axial fans.