Air Duct Flange

Nantong Ruijia HVAC Equipment Co., Ltd. is situated in the Yangtze River Delta region of Jiangsu Province, along the river development zone in 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, comprehensive production and processing equipment, perfect testing methods, and excellent product quality.

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 advanced machinery, managed strictly, and staffed with a complete workforce. Nantong Ruijia HVAC Equipment Co., Ltd. boasts production lines for spiral ducts and plate joints, primarily serving industrial ventilation, kitchen exhaust, office buildings, hotels, shopping malls, and underground parking garages, among others. These facilities cover ventilation, air exchange, exhaust, and waste gas treatment for environmental protection. We offer a one-stop service including design, construction, installation, and commissioning. Our long-term construction experience has accumulated rich expertise and high-level design and construction capabilities, ensuring top-notch construction quality. This fundamentally guarantees product quality. Our spiral ducts and plate joint ducts are widely used in ventilation, air conditioning, purification, dust removal, and material handling. Welcome to order plate joint ducts, spiral ducts, and accessories, angle iron ducts, angle brackets, hook brackets, regulating valves, exhaust systems, fire dampers, passive windvanes, negative pressure fans, centrifugal fans, and axial fans.