17 Reinforcing material for pipes, namely, plastic rods for use in reinforcing sewer pipes, polymeric reinforcing materials for use with flexible pipes, umbilical pipes, and integrated service lines, namely, plastic polymeric fiber for use by third party manufacturers in reinforcing flexible pipes, flexible umbilical pipes, and flexible integrated water service lines; plastic fiber for use as reinforcing materials for pipes; non-metal pipe muffs for use with water pipes, drainage pipes, sewer pipes, gutter pipes, pipes for industrial, agricultural and marine applications, oil pipes, and gas pipes; pipe junctions not of metal for use with water pipes, drainage pipes, sewer pipes, gutter pipes, oil pipes, and gas pipes; manifolds for pipelines, namely, plastic manifolds for use with plastic pipes and plastic tubes for use with water pipes, drainage pipes, sewer pipes, gutter pipes, oil pipes, and gas pipes; flexible tubes, namely, flexible plastic tubes for use in plumbing purposes, for use in industrial machinery, for use as insulation jackets for industrial pipes, for use with compressed air machines, for use with water pipes, drainage pipes, sewer pipes, gutter pipes, oil pipes, and gas pipes