Super Duct is recognized by major utilities, contractors and engineering firms as the premier ducting product available on the market. Super Duct is manufactured with a specialized compound, and engineered for high impact and crush strength specifically required by utilities for underground duct. This compound also enhances the friction coefficient of Super Duct.FEATURES:• Super Duct is easy to carry and install, reducing labour requirements and costs• The natural flexibility of Super Duct allows for field bending during installation• The smooth bore of Super Duct facilitates cable pulling eliminating cable damage