Single Wall Spiral Pipe for Commercial and Industrial HVAC Ductwork.
Sheet Metal Connectors, Inc. spiral pipe is formed from a coil of metal into a rigid steel tube with a 4-ply spiral lockseam. It has smooth interior for low friction loss with the grooved seam entirely on the outside. Spiral Pipe sections can be joined together by an E-Z Flange with Barrel Clamp, E-Z Flange Jr. with Barrel Clamp, Standard Spiral Pipe Connector, or Companion Angle Rings. Used for for commercial and Industrial HVAC ductwork.Spiral Pipe Catalog & Specs