BurrowLine Felt Connections

A flexible polyester connection liner for trenchless rehabilitation of lateral junctions in non-pressure pipelines.

PRODUCT INFORMATION

Product details and resources

View technical information, product benefits, downloads and answers to common questions.

Overview

BurrowLine Felt Connections are designed to rehabilitate main-to-lateral junctions without excavation. The liner uses a polyester knitted hose with a thermoplastic coating and is available for 45°, 90° and 180° connection configurations. Custom sizes may be available for project-specific requirements.

Key benefits
  • Trenchless rehabilitation of lateral junctions
  • Flexible construction for different installation conditions
  • Available for 45°, 90° and 180° connections
  • Compatible with multiple curing methods
  • Custom sizes may be available for project requirements
Applications
  • Main-pipe-to-lateral junction rehabilitation
  • Non-pressure sewer and drainage pipelines
  • Municipal and industrial lateral repairs
  • Trenchless connection repairs
Technical specifications
MaterialPolyester knitted hose
CoatingTPU/PUR
WeightApproximately 450 g/m²
Thickness with coatingApproximately 3.0 mm
Pore volumeApproximately 85%
Coating thicknessApproximately 150 µm
Seam typeStitched
Curing methodsAmbient, hot water or steam mix
Connection configurations45°, 90° and 180°
Frequently asked questions
What types of pipelines are BurrowLine Felt Connections designed for?

They are designed for rehabilitating lateral junctions in non-pressure sewer and drainage pipelines.

Which connection angles are available?

BurrowLine Felt Connections are available for 45°, 90° and 180° connection configurations.

Which curing methods can be used?

The liner can be cured using ambient, hot-water or steam-mix methods.

Can custom sizes be supplied?

Custom sizes may be available for project-specific requirements. Contact BurrowTech with the pipe dimensions and junction configuration.

How do I confirm the correct size?

Contact BurrowTech with the main-pipe diameter, lateral diameter and junction angle so the correct product can be confirmed.

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