Products Product Description 

Midwest Angle Iron Rings

  • Rolled Carbon Steel Prepunched Angle Iron Rings are used in joining duct work together.
  • We stock diameters 3" thru 54".
  • Larger sizes as well as Galvanized, Aluminum and Stainless Steel Rings are also available with very short lead times.
    • Midwest Metal Products
Spec Sheet
Item Codes

Blast Gates

  • Cast Aluminum Half & Full Blast Gates with Galvanized Steel slide gates are used to balance systems, save air, heat and power when machine not in use.
  • Furnished with set screws so blade can be firmly placed for volume control.
  • We stock in diameters 3" thru 16".
  • Larger diameters up to 20" are also available.
Spec Sheet
Item Codes