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Felt CIPP Liners

Polyester Felt Liner for CIPP Pipe Rehabilitation

United Felts, part of the Vortex family, has been developing and manufacturing premium CIPP liners for nearly 50 years. Our liners conform to ASTM F1216 and ASTM F1743 and produced in ISO 9001, certified facility.

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Inversion

Thermally cured inversion liners are produced in a variety of thickness from 6” to 120” OD.

  • Thickness: Thermally cured inversion: 3mm to 80mm
  • Length: Any
  • Coating type: Polyurethane or Polypropylene
  • Coating weight: Variable 300GSM – 600GSM

Pull-in-Place

Thermally cured inversion liners are produced in a variety of thickness from 6” to 72” OD.

  • Thickness: Thermally cured inversion: 3mm to 80mm
  • Length: Up to 300 ft
  • Coating type: Polyurethane or Polypropylene
  • Coating weight: Variable 300GSM – 600GSM

Related Products:

CIPP Resins

United Glass

EnviroCure®-Felt

UV CIPP

Latest News

The latest news, events and updates from the Vortex team.

06/05/2025 Press Releases

Vortex Companies Announces Partnership with EBAA Iron

United Felts Rebrands CIPP H2O® Potable Water CIPP Liner to UnitedBLUE™

06/05/2025 Press Releases

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05/22/2025 Press Releases

Vortex Companies Acquires Foraction, Quebec’s Leading Trenchless Watermain Rehabilitation Contractor

05/09/2025 Acquisitions , Press Releases

Vortex Companies Expands Strategic Capabilities with Acquisition of Prism Contractors & Engineers, Inc

04/25/2025 Acquisitions , Press Releases
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