Plastic Duct Increaser/Reducer

  • SKU: IRB43
  • Connects 3 in. duct to 4 in. duct quickly, easily
  • Ideal for bathroom fan exhaust applications
  • Seal joined edges with duct tape for increased effeciency
  • Use with 3 in. and 4 in. rachet or worm gear clamps to connect duct (sold seperately)
  • Description

    The Duct Increaser/Reducer connects 3 in. - 4 in. ducts together.

    Where To Buy

  • Details
    Duct Type Duct Accessories
    Item Height 3.375
    Item Length (Depth) 4
    Item Weight (lbs) 0.133
    Item Width 4
    Material Plastic
    Piece Height 3.375
    Piece Length (Depth) 4
    Piece Weight (lbs) 0.133
    Piece Width 4
    Product Category Duct Accessories
    Venting Type Dryer Venting