The cable consists of a single central single tube containing individually color-coded 250μm buffered fiber. The tube is embedded in an alkali-free glass untwisted roving and is coated with a low smoke zero halogen (LSZH) outer sheath. The jacket is flame retardant, UV stability and extremely resistant to moisture.
Multimode and single-mode fiber types and specifications are available, and the number of fibers in the standard range is 4 to 24.