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Smoothwall is intended for use in underground and innerduct applications and offers superior protection, increases pathways of existing duct systems and allows extra channels for future cabling needs. See our Innerduct Couplers & Adapters as well.

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  • SDR11 Smoothwall Innerduct SDR11 Smoothwall Innerduct

    North Coast Conduit

    Smoothwall Innerduct SDR11
    Smoothwall Innerduct SDR11 (Non UL Rated) Manufactured from High Density Polyethylene (HDPE), Smoothwall is intended for use in underground, aerial, and innerduct applications. Smoothwall offers superior protection, increase pathways of existing duct...
    $0.00
  • SDR13.5 Smoothwall Innerduct SDR13.5 Smoothwall Innerduct

    North Coast Conduit

    Smoothwall Innerduct SDR13.5
    Smoothwall Innerduct SDR13.5 (Available in UL and Non-UL Listed) Manufactured from High Density Polyethylene (HDPE), Smoothwall is intended for use in underground, aerial, and innerduct applications. Smoothwall offers superior protection, increase...
    $0.00
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