9um OS2 6 Fiber Indoor-Outdoor Central Tube Cable, Riser (OFNR), 250um Fibers. FEATURES:- Allows installation using loose tube cable methods within buildings and outdoor environments for transitional aerial and duct applications, and in entrance facilities that require riser (OFNR) or plenum (OFNP) rated cable- Eliminates the need for building entrance transition point- All-dielectric cable construction requires no grounding or bonding- UV resistant cable sheathing meets the light absorption requirement defined by Telcordia GR-20, Issue 2 to withstand harsh outdoor environmental demands- Dry water-blocking technology allows rapid cable preparation and termination for lower termination costs and time (no messy gel required)