Trelleborg Lateral Connection Repair in buildings

The Trelleborg LCR-B method

Vertical  and horizontal house pipe repairs without breaking walls

Application Areas


Main Pipe Diameters

DN 100 - DN 200 | 4" -  8"

Lateral Pipe Diameters

DN 50 - DN 200 | 2“ - 8“ 

Connection Angles

30° to 90°

Applicable Damages

  • Leaks with or without groundwater infiltration or exfiltration at pipe joints, pipe walls, junctions, transitions etc.
  • Displaced 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

Before and after curing

LCR-B before

Leaking lateral pipe

Water Infiltration through leaking joints 
LCR-B after

Repaired lateral pipe

The infiltration is stopped, the pipe is watertight.


Technical Approvals, Patents, Quality Standards

ASTM Logo black

International Standards

In conformance with worldwide standards

DIBt Logo

Technical Approval

No. Z-42.3-488
DN 50 to DN 200 

with resin systems
EPROPOX HC60 and HC120

Rehabilitation of defective sanitary pipes, rainwater downpipes and house drains inside the building structure

CE Mark

European Standards

Devices meet the requirements of the applicable EC directives

UE-Zeichen Z-42.3-488

External Quality Control


European Standards

In confirmance with European standards


Basic Equipment


More Product Details

LCR-B Brochure (2020)


Download (pdf)

Trelleborg LCR Liner

Technical Data Sheet  

Download (pdf)

Trelleborg LCR-B Hat profiles

Technical Data Sheet  

Download (pdf)

Related products/information

Additional technical Equipment, Consumables, Support 

LCR-B Training

Training on theory and practice

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.


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