The air volume regulating valve features corrosion resistance, no welding, smooth inner walls, excellent thermal insulation, wear resistance, lightweight, and its unique threaded structure.

Products: Galvanized spiral duct, ventilation duct, dust removal duct, stainless steel spiral duct, exhaust duct
Specifications: 4m/1 piece (Note: The standard length for galvanized spiral duct is 4m/1 piece, but it can also be customized according to customer requirements)

90-degree standard special-shaped tee pipe exhaust duct processing environmentally friendly ventilation galvanized white iron spiral duct

Thickness: 0.6mm (0.6mm material thickness is suitable for ducts with a diameter below 500mm. For diameters larger than 500mm, thicker materials such as 0.8mm, 1.0mm, or 1.2mm can be used)
Price: Galvanized spiral duct is priced per meter, based on material thickness and product diameter

Foshan Ruitong Spiral Duct Ventilation Equipment Co., Ltd. specializes in producing spiral duct ventilation pipes, stainless steel ducts, dust removal ducts, chimney pipes, and galvanized ducts. Ruitong sincerely, earnestly, and patiently builds the company's image! With sincerity, we earn the trust of every customer; with earnestness, we meet every customer's requirements; with patience, Foshan Ruitong Spiral Duct Manufacturer answers all customer questions.