Type LTZU - halogen free, UL Listed

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Liquid-tight flexible metallic conduit

Halogen Free, UL compliant Liquid-tight Flexible Metal Conduits are designed for applications where safety concerns exist regarding a materials reaction in a fire situation.

Features & benefits:

  • Global approvals to UL, CSA and IEC Requirements
  • High quality cores and jackets for excellent strength and durability
  • Trade sizes from 3/8” to 4” (12mm to 100mm)
  • Coordinated performance with Series 52/53 Steel Fittings
  • Ingress protection ratings aligned with industrial enclosures
  • Smooth extruded jackets provide best performance with fittings


  • Halogen Free, industrial grade liquid-tight flexible metallic conduit
  • Low smoke and low flame spread rate
  • Enclosed public facilities, mass transit vehicles, tunnels, subways
  • Used extensively in environments where flexibility is necessary for motion,
    vibration and bending
  • Liquid-tight applications against water, moderate oils and chemicals
  • For use in electrical circuits up to 1,000 V

Construction / Material / Finish:

  • Hot-dipped zinc galvanized steel core
  • Zero halogen TPU (polyurethane) extruded smooth jacket
  • Ink printed ratings and technical information
  • Full range of trade sizes from 3/8” to 4” (12mm to 100mm) 3/8” to 1-1/4”, integral copper bonding wire, square lock design 1-1/2” to 4” fully interlocked design
  • Colors: Black (standard)
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