Ultralight Liquid tight Flexible Nonmetallic Conduit is suitable of the following installations: For the installation and protection of electrical conductors Motor circuits - for conductors of motor feeders, branch and control circuits Where the conditions of installation, operation, or maintenance require flexibility or protection from liquids, vapors, solids, or weather Agricultural buildings per NEC 547.5 Used in industrial and commercial applications for conveyors, blowers, cranes, air conditioners, machine tooling and lubrication equipment Exposed or concealed installations Applications requiring movement, crossover connections, or tight bends For direct burial and encased in concrete For flexible connections to swimming pool, spa, and hot tub motors per NEC 680.21(A)(3) & 680.42(A)(1) Electric signs and outline lighting supply and secondary-circuit conductors per NEC 600.7, 600.31 (1000 volts or less) & 600.32 (over 1000 volts)^^Standards NEC Type designation - Type LFNC-B (Liquid tight Flexible Nonmetallic Conduit) ANSI / NFPA-70, NEC Article 356 UL Listed to Underwriters Laboratories Standard UL 1660 Approved by Canadian Standards Association REACH/RoHS-2 (Chemical Limit) Compliant^^Specifications: Trade Size: 1/2" Inner Diameter (MIN/MAX): .622"/.642" Outer Diameter (MIN/MAX): .82"/.84" Approximate Bend Diameter: 6.5".