Linx (Formerly Lindab USA) Safe #SR Galvanized Spiral Round Duct

By Lindab


  • SR 10 ft. length spiral lockseam single wall round duct.
  • Lindab Safe self sealing single wall round spiral duct system.
  • Meets SMACNA Leakage Class 3 without the application of external sealants or flanges.
  • Linx 10 year warranty to meet SMACNA Leakage Class 3. Entire system must be Linx Safe spiral pipe and fittings.
  • Standard G60 galvanized steel meets ASTM A653 and A924.
  • Duct system gauge in accordance with the latest SMACNA HVAC Construction Standard to +10 inches w.g.
  • Spiral pipe seam is mechanically locked to prevent slippage.
  • 8" dia. duct and above is corrugated for strength.