4M90 Metal-Fab B-Vent 4" 90 Degree Adjustable Elbow

MF4M90 MFG #: 4M90
  • Description
  • Documents
  • Specifications
  • Gas Vent Pipe Elbow
  • Item Elbow
  • Type Adjustable, Double Wall, Round
  • Applicable Standard UL 441, CUL, NFPA 54/211
  • Size A 4"
  • Size B 4"
  • Angle 90 Degree
  • Material Thickness 0.012" Inner Wall, 0.018" Outer Wall
  • Material Aluminum Alloy Inner Wall, G90 Galvanized Steel Outer Wall
  • Inclusions/Features Assembly and Disassembly, Elimination of Sharp Edges, Space Saving
  • Rotation Angle 360 Degree
  • Used on Item Gas Vent
  • Used On Model M
  • Warranty 1 Year Limited
The Design of the SURELOCK B-Vent Locking System is Unique; Elimination of Sharp Edges by Hemming the Flue and Casing; Assembly and Disassembly, Without Tools, Using Positive Twist Lock; 360 Degree Rotation of Small Diameter Fittings Using Swivel Tees, Wyes, and Elbows; Space Savings Inside Standard Stud Walls Using Oval Pipe; 1 Year Limited Warranty