Aluminum Increaser/Reducer 4” to 3”

  • SKU: P-DIRB43
  • Seal joined edges with duct tape for increased efficiency
  • Use with 3 in. and 4 in. rachet or worm gear clamps to connect duct (sold separately)
  • Ideal for bathroom fan exhaust applications
  • Connects 3 in. duct to 4 in. duct quickly, easily
    • Description

      This aluminum Duct Increaser/Reducer is an adaptor that allows you to connect 3 in. duct to 4 in. duct.

    • Details
      Duct Type Duct Accessories
      Item Height 3.375
      Item Length (Depth) 4.0
      Item Weight (lbs) 0.86
      Item Width 4.0
      Material Aluminum
      Piece Height 3.375
      Piece Length (Depth) 4.0
      Piece Weight (lbs) 0.86
      Piece Width 4.0
      Product Category Duct Accessories

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