... Tight tube PVC or LZSH Polyolefins, Indoor fiber optic cable for building wiringNonmetallic strength member, Tight tube PVC or LZSH ... Polyolefins, Indoor Cable for building wiring1.product Characteristics·Low transmission loss and dispersion·Small ... color is according to YD/T 1258.2-2009,or specified by customerThe cable length could be 1km,2km or specified ...