Trelleborg ShortLiner method - sectional repair of sewer pipes with short liner

The Trelleborg ShortLiner method

The Trelleborg ShortLiner repair system is a sectional or point repair method for all types of wastewater and sewer pipes. The system uses Trelleborg Silicate Resins and chemically resistant CRF+ glass fiber

DP Patch Kit

A perfect start into No-Dig business

The Trelleborg ShortLiner method is the basic technique of No-Dig methods. Many consider it a perfect start into the No-Dig business. Quick, simple and reliable, it is recommended by experienced users worldwide with more than 100,000 installations every year. It requires only few material, and a good training, which we provide for you. 

However, you always need high-quality equipment to obtain high-quality results. The equipment tailored to the needs of the Trelleborg ShortLiner system offers all that is necessary to achieve high-quality results.

The Trelleborg ShortLiner Patch Kit makes it easy on you. It is available in different configurations - ready to go - for single repairs in pipes ranging from 4” to 15” in diameter, and in repair lengths ranging from 2 ft to 5 ft (see table). 

All Benefits at a Glance 

eprosDrainPacker scheme1

All kinds of pipe material

The components of the Trelleborg Packer process bond to all kinds of pipe material, i.e. vitrified clay, plastic, steel etc. and provide a close and tight fit to HDPE pipes
eprosDrainPacker scheme2

User friendly and work safe

  • No volatile organic compounds (VOC) (styrene-free)
  • Quick and easy installation
  • Short curing times
  • Excellent processing properties at extremely high or low temperatures
eprosDrainPacker scheme3

Watertight and durable

  • Ready for use immediately after curing
  • No flow obstruction
  • Virtually no material shrinkage (< 0.6%) 
  • High chemical and temperature resistance
  • Self-extinguishing in case of fire
  • Service life of over 50 years (acc. to 10,000 hour test)

Application Areas

Pipe Diameters

DN 35 - DN 1200 | 1.4" -  48"

Pipe Material

Circular and egg-shaped pipes 

  • concrete
  • asbestos cement
  • plastics (PVC, PP, HDPE)
  • cast iron
  • ductile cast iron 
  • reinforced concrete and vitrified clay

Applicable Damages

  • Leakage with or without groundwater infiltration or exfiltration at pipe joints, pipe walls, junctions, etc.
  • Offset pipes, cracks and debris, ruptures
  • Mechanical wear
  • Corrosion

Inapplicable Damages

  • Extreme pipe or joint offsets
  • Broken or collapsed pipes
  • Large cross-sectional reductions in conjunction with bedding problems
  • Longitudinal cracks at pipe connections

Packer Types

Basic Equipment


Short Packers

  • Rigid design for specific use with larger service flows
  • Available in diameters from DN 100 – DN 700
    (multiple size, e.g. DN 150 - 200)
  • Maximum repair length – depending on packer size – from 605 to 670 mm
  • Adjustable wheel-sets for centring the packer in the pipe for obtaining uniform results
  • Bypass model
  • Low maintenance and repairable
Long packer

Long Packers

  • Available in the sizes DN 200 - DN 800
  • Max. repair length – depending on packer design – from 200 to 4565 mm
  • Very low weight
  • This very flexible packer can be easily introduced through DN 600 manhole lids.
  • They can be positioned with push rods or pull rope.
  • No wheelset or bypass required; special assemblies available on request.

Flexible Packers

  • Available in diameters from DN 100 - DN 1200
    (multiple size, e.g. DN 150 - 250)
  • Maximum repair length – depending on packer size – from 560 to 4630 mm
  • Flexible packers allowing easy installation from the manhole into the pipe
  • Adjustable wheel-sets for centring the packer in the pipe for obtaining uniform results
  • With Bypass (not for packer DN 100/150)
  • Low maintenance and repairable
Lateral packer

Lateral Packers

  • Available in the sizes DN 35 - DN 200
  • Max. repair length – depending on packer design – from 210 to 4710 mm
  • This very flexible packer can be easily introduced even through small openings.
  • They can be positioned with push rods or pull rope.
  • No wheelset or bypass required.


DrainPacker product info (2020)


Download (pdf)

Trelleborg Patch Kit


Download (pdf)

Trelleborg Patch Kit Installation Instructions

Installation instructions  

Download (pdf)

Trelleborg Patch Kit variations

Product information  

Download (pdf)


Technical Approvals, Patents, Quality Standards

ASTM Logo black

International Standards

In conformance with worldwide standards

DIBt Logo

Technical Approval

No. Z-42.3-385
DN 100 to DN 800

DrainPacker method
DrainLCR-S method

with SilicateResin 
Types S, W, A

European Standards

In confirmance with European standards

UE-Zeichen Z-42.3-385

External Quality Control

CE Mark

European Standards

Devices meet the requirements of the applicable EC directives

National Award

Tested and approved by independant technical institute

Related products/information

Additional technical Equipment, Consumables, Support 

Training example

Product Training

Good practice-oriented training of our installers is a major concern for us and a component of our quality management approach. Only qualified professionals with training are permitted to use our systems. Qualified personnel will be issued with a training certificate by Trelleborg Pipe Seals. 

Method descriptions 

We place particular emphasis on teaching the correct practical application in conformity with the technically approved requirements, entirely documented in our user manuals/method descriptions, which are the basis for the official technical approvals.


How can we be of assistance? Please fill in the form to request more information

Business woman

We love to support you

If you would like to talk to one of our experts please fill out the form on the right . If you wish to order your personalized copy of DIBt approval please additionally tick the box at the end of the request form. You will be contacted immeditately. 

My Contact Data


My Comments

My request for DIBt

epros®DrainPacker method