General Cable offers Heavy-Duty Loose Tube- Thermoplastic, 37 to 48 Fibers. All the products of General Cable are manufactured in accordance to ISO 9001:2000. The Heavy-Duty Loose Tube- Thermoplastic, 37 to 48 Fibers is Armored, Low-Smoke and Zero-Halogen [LSZH]. The Loose Tube Component includes 12 fibers per tube and the tubes are made of 098inch [2.5mm] gel filled, with tube colors: blue, orange, green, brown, slate, white, red, black, yellow, etc. Filler is made of Solid Low-Smoke, Zero-Halogen [LSZH] rod as applicable and features loose tube style cable, with 62.5/125 µm or 50/125µm Gigabit Ethernet multimode or single mode fibers.