Using MicroDucts from Dura-Line are a better way to utilize that empty space, both today and tomorrow. It allows you to expand your fiber network as you bring on new customers. It enables you to increase bandwidth as your needs increase. And, it allows you to do it easily, without adding extra fibers that might never be used. MicroTechnology saves you time and money, allowing for economical growth within your communications network.

The SILICORE™ super slick permanent lining remains for future repairs, replacements or upgrades.

  • Faster and easier cable installation
  • Reduced coefficient of friction
  • Flexibility for growth
  • Cost-effective repairs or upgrades
  • Can be extruded with any Dura-Line product up to and including 3"


There are many possible combinations of MicroDuct and Duct. MicroDucts are available in the following sizes: 5/3.5mm, 7/5.5mm, 8.5/6mm, 10/8mm, 12/10mm, 12/8mm, 12.7/10mm, 14/10mm, 16/11.76mm, 16/13mm,18mm/14mm, and 22mm/16mm as well as many more combinations.

The maximum number of MicroDucts, field-installed, per duct size (O.D./I.D.) is as follows:

Duct Size 16mm/13mm 12.7mm/10mm 12mm/10mm 10mm/8mm
1" n/a 2 2 3
1.25" n/a 3 4 5
1.5" 2 4 6 8
2" 5 7 8 10

Installing multiple MicroDucts at one time enables you to use your duct system to its fullest. Installations are quick and easy when you use the latest air-jetting equipment. We can deliver MicroDucts factory preinstalled in ducts, or on individual reels for installation in new or existing duct systems.

With MicroTechnology from Dura-Line, you can save on future construction costs by thinking about the future today. Applications are vast and the markets we serve are some of the world’s most rapidly expanding industries: Telecom, CATV and Power Utilities. These industries demand versatility as technologies and innovations are changing every day.