Corrugated HDPE is manufactured from High Density Polyethylene (HDPE) and is intended to be placed inside of existing innerduct. Its ideal for pulls under 1000 ft. and is designed to reduce surface contact when pulling cable. This lightweight product offers maximum flexibility, and allows for installation in small or restricted areas. Corrugated HDPE is available in 1", 1-1/4", 1-1/2"and 2". The standard color is orange and is offered in a variety of other colors. Sequential marked footage is standard. Custom options, such as multiple colors per reel and Slit Duct, are also available. Call 866-678-5852 for custom lengths (min. length 100')!