We Keep the World Flowing

CIPP Liners and cal tube


Flow-Liner manufactures a variety of liners ranging from 1-1/2” to 12” in 330 foot rolls.

Other diameters and lengths available upon request. Specialty Liner for Conduit or HVAC available.

Calibration Tube

Flow-Liner’s variety of Calibration tubes available from 4”-18”. Rolls of 330 ft or 1000 ft in white.

Not sure which is best for your project? Give us a call and we’ll guide you to your best selection.