Flexible Liners

MaxLiner’s Flexible Liner series is designed for versatility, precision, and performance in small diameter CIPP applications. Whether you need to navigate 90° bends, transition across multiple diameters, or line straight piping with minimal stretch, our flexible liners are engineered to meet the challenge. With durable PU or PVC coatings, custom sizing options, and compatibility with MaxPox resins, these liners deliver smooth installations and long-term reliability no matter how complex the pipe run.

Applications

Open-End
Closed-End
Pipes with Transitions
Pipes with Bends

Features & Benefits

Non-Woven, Versatile Liner
3″ & Greater
Navigates Sweeping Bends To 90°
Extreme Transitions

MaxFlex S

Polyurethane Coated Felt Liner 3mm

Polyester fibre single-layer flexible liner with polyurethane coating custom sized for pipe rehabilitation manufactured in accordance with ISO 9001:2015.

Best suited for eversion and/or drag-in
Stitched seam
Thickness: 3mm
Stock lengths: 50m – 100m

ML-AF-MaxLiner Flex S 3mm UK TDSDownload (198.13 KB)

Max Flex 4D™

Diameter Ranges From 3″ to 10″ | DN75 – DN250

Max FLEX 4D^™ is a non-woven, needle-punched PE felt liner with a unique elastic and impermeable PU coating. This specially designed stitched skived seam and extruded taped joint make it capable of transitioning up to four diameters (4D) while maintaining finished thickness and negotiating bends up to 90°.

Open-End (Blindshot) with Calibration Tube
Closed-End
For transitioning sizes / change in diameter
May be used on sweeping bends up to 90° with slight wrinkling
Thickness Range: 4.5mm
3″ expands to 4″, 4″ expands to 6″, 6″ expands to 8″, 8″ expands to 10″
50m and 100m lengths
Custom longer lengths available

ML-AF-Max Flex 4D UK TDSDownload (197.96 KB)

Max SuperFlex™

Diameter Ranges From 2″ to 12″ | DN50 – DN300

Max SuperFlex^™ is a non-woven, needle-punched PE felt liner, uniquely bonded to an impermeable PU coating. Tube forming and seam bonding are achieved through a specially designed overlocking chain stitched sewn process and extruded taped seam. This highly flexible liner is capable of navigating multiple bends up to 90° and single-diameter transitions.