Linx (Formerly Lindab USA) Safe Spiral #BSU90 Degree Elbow

By Lindab


  • BSU90 stamped 2-piece 90 degree self sealing elbow 1.5xD CL.
  • 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 Lindab 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.
  • Fitting ends have rolled edges and factory installed double lipped U-profile EPDM rubber gaskets.
  • Die stamped and continuously stitched welded.