Liquid-Tight Flex Plastic Conduit Trade Size 1 1/2 in Bend Radius 7 1/2 in Color Gray Approval Rating NEC UL PVC Jacket Material PVC Max Operating Temp 140 Degrees F Min Operating Temp 0 Degrees F Nominal Length 50 ft Flammability Rating UL 1660 Flexibility Flexible Rigid Indoor/Outdoor Usage Indoor/Outdoor Inside Diameter 1.59 in Jacketed Yes Liquid Tight Conduit Application General Purpose Nonmetallic Outside Diameter 1.88 in Resistance Properties Direct Burial G