the blue duct

PAL Engineered Duct Systems Logo

PAL Duct

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AQC Industries is a PalDuctâ„¢ delivery partner. Invented in 1965, PalDuct is a highly efficient ductwork system that distributes cleaner air. The PalDuct system is constructed with a phenolic insulation core, faced on both sides with aluminum coated with a corrosion-resistant polymer. The PalDuct Phenolic System is available in indoor and outdoor versions.

  • Preinsulated – no insulation subcontractor
  • Sealed to reduce air leaks and save energy
  • Superior indoor air quality
  • UL-181 listed
  • Flush mounts to all surfaces
  • No wrap insulation required
  • Durable and ridged, yet lightweight
  • Saves labor and is extremely fast to install

Refer to PAL for detailed, accurate and up-to-date information about The Pal Duct Phenolic system.

BlueDuct Logo
Preinsulated Duct System

BlueDuct Underground Duct System

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The BlueDuct is the only proven, direct-burial underground duct system made from ultra-durable, advanced HDPE (high-density polyethylene).

  • Requires no insulation, drain tile or cement trench structures
  • Resistant to corrosion, mold and mildew, radon, rust, water and air leaks
  • Trouble-free, long-term performance
  • No PVC coating, no VOCs
  • Offers energy savings and is eligible to earn LEED credits