Cold Rolled Duct, Spiral Duct, Oval Duct manufacturer / supplier in China, offering Cold Rolled Spiral Corrugated Oval Metal Duct/Tube, 0-180 Degree for Post Tension Metal Duct Elbow, Post Tension Galvanized Spiral Corrugated Pipe Machine and so on.
It is the last photo.
You have seen all photos.
Request a custom order and have something just for you!
Enter between 20 to 4,000 characters.
This is not what you are looking for? Post a Sourcing Request Now