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Triplex and Multiplex Duct Plugs

We carry a few of the most common sizes of multiplex duct plugs, but there are hundreds of options available if you do not see what you need. Contact us today for any custom configuration you may need.
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  1. Image of 3.5" Triplex Plug for 1" Innerducts (small)
    3.5" Triplex Plug for 1" Innerducts

  2. Image of 4 WAY 4" X 1" INNERDUCT PLUG (1.28" - 1.32") (small)
    4 Way 4" X 1" Innerduct Plug (1.28" - 1.32")
    $38.14 Condition: New

  3. 4" Quadplex Plug for ¾" Innerducts (1.03" - 1.07")
    4" Quadplex Plug for ¾" Innerducts (1.03" - 1.07")
    $38.14 Condition: New

  4. 4" Triplex Plug (1.28" - 1.32")
    4" Triplex Plug (1.28" - 1.32")
    $32.24 Condition: New

  5. 4" TRIPLEX PLUG FOR 1.25" INNERDUCTS
    4" Triplex Plug for 1.25" Innerducts (1.63" - 1.67")
    $32.24 Condition: New

  6. 5" TRIPLEX PLUG FOR 1-1/2" INNERDUCTS
    5" Triplex Plug (1.63" - 1.67)
    $44.29 Condition: New

  7. 6" TRIPLEX PLUG FOR 1-1/2 INNERDUCTS
    6" Triplex Plug (1.63" - 1.67")
    $81.42 Condition: New

  8. 8" Quadplex Plug (1.88" - 1.92")
    8" Quadplex Plug (1.88" - 1.92")
    $145.46 Condition: New

  9. 8" Quadplex Plug (1.93" - 1.97")
    8" Quadplex Plug (1.93" - 1.97")
    $145.46 Condition: New

  10. 8" Quadplex Plug (1.98" - 2.02")
    8" Quadplex Plug (1.98" - 2.02")
    $145.46 Condition: New

  11. 8" Quadplex Plug (2.03" - 2.07")
    8" Quadplex Plug (2.03" - 2.07")
    $145.46 Condition: New

  12. 8" Quadplex Plug (2.08" - 2.12")
    8" Quadplex Plug (2.08" - 2.12")
    $145.46 Condition: New

  13. 8" Quadplex Plug (2.13" - 2.17")
    8" Quadplex Plug (2.13" - 2.17")
    $145.46 Condition: New

  14. 8" Quadplex Plug (2.18" - 2.22")
    8" Quadplex Plug (2.18" - 2.22")
    $145.46 Condition: New

  15. 8" Triplex Plug (2.38" - 2.42")
    8" Triplex Plug (2.38" - 2.42")
    $145.46 Condition: New

  16. 8" Triplex Plug (2.43" - 2.47")
    8" Triplex Plug (2.43" - 2.47")
    $145.46 Condition: New

  17. 8" Triplex Plug (2.48" - 2.52")
    8" Triplex Plug (2.48" - 2.52")
    $145.46 Condition: New

  18. 8" Triplex Plug (2.53" - 2.57")
    8" Triplex Plug (2.53" - 2.57")
    $145.46 Condition: New

  19. 8" Triplex Plug (2.58" - 2.62")
    8" Triplex Plug (2.58" - 2.62")
    $145.46 Condition: New

  20. 8" Triplex Plug (2.63" - 2.67")
    8" Triplex Plug (2.63" - 2.67")
    $145.46 Condition: New

  21. 8" Triplex Plug (2.68" - 2.72")
    8" Triplex Plug (2.68" - 2.72")
    $145.46 Condition: New

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