Waterproof Flexible Metal Conduit, LSZH Flexible Conduit - PLTG23LSZH series consists of galvanized steel interlock flexible conduit and fire retardant LSZH watertight jacket. All materials are compliant with RoHS standard. This series of flexible conduit features with high mechanical characteristics, watertight, corrosion resistant and environmental protection and meets with IEC 61386 standards. Full range of conduit size follows the system normally used in Asia market. 3 classified levels, Light, Medium & Heavy have been developed to satisfy different requirements. The feature of zero halogen and low smoke is efficient to delay fire expansion when having combustion. Low toxicity and low smoke offer the benefit to be applied in the poor ventilation environments or confined space for wire or cable protection. Recommend to have complete protection efficiency for whole wiring system by adopting fitting series AZ50, AZ51, AZ53, AZ60, AZ61 and AZ63.