Seals internal pipe sealing systems
For damaged areas, leaking joints & liner end connections -
fast, safe and sustainable
Leaking sockets, cracks or dimensional deviations - damage to pipelines can take many forms. With our Seals internal pipe sealing systems, we
offer you fast, durable and safe solutions for trenchless renovation. Our high-quality internal sealing and liner end sleeves enable effective sealing and repair of damaged areas without the
need for extensive excavation work.
Our Pipe-Seal and RedEx products have been specially developed to reliably rehabilitate pipes - from smaller nominal diameters to large walkable profiles. The sophisticated installation system made of stainless steel and EPDM ensures a permanent seal thanks to constant contact pressure. Installation is carried out using specially developed packer and expander systems and can be flexibly adapted to different areas of application.
- Pipe-Seal: The internal pipe sealing systems for the DN 150 - 800 dimension range offer effective solutions for sealing joints and damaged areas.
- RedEx: The internal sealing sleeve for accessible pipes up to DN 2400 is ideal for large-scale renovation projects.
Practical training for maximum safety
We offer individual training courses on the use of internal pipe sealing systems and liner end sleeves - with theoretical and practical modules.
Products
Pipe-Seal-Fix
Reliable sealing for pipelines





Pipe-Seal-Fix – Reliable sealing for pipelines
Permanent solution for leaks
The Pipe-Seal-Fix inner sealing sleeve was specially developed for the trenchless renovation of pipes in the DN 150 - 800 diameter range. It provides a secure and durable seal for service, salt and waste water pipes.
The installation system made of high-quality stainless steel (V4A) and an EPDM compression seal can be used continuously and mechanically in the corresponding application areas and dimensions. Damage is repaired by permanently pressing the stainless steel sleeve against the pipe wall. The inner sealing sleeves are installed using the inflatable PI.TRON Seals Setting Tools or suitable installation packers from other manufacturers.
Versatile use - even for larger areas of damage
- Can be used for industrial water, salt water and waste water from DN 150 - 800
- Available in widths of 420 mm and 500 mm for various applications
- For simple individual assembly and overlapping alignment for large-area repairs (series offset)
- Compatible with vitrified clay, steel, reinforced concrete, concrete, AZ, cast iron, GRP, PP pipes and PE
- Sealing inner sleeve with improved locking mechanism, according to German patent no. 10 2012 111 341, German utility model no. 20 2012 012 667.9 and international patent application no. PCT/EP 2013/074424
Accessories for easy installation
We offer an extensive range of accessories, including spare parts and connectors for adaptation to various inspection and robot systems.
Training for professional use
Our practical training courses provide you and your employees with all the important knowledge for the installation and application of internal pipe sealing systems. Upon completion, participants receive an official certificate of attendance as proof of qualification.
Contact
Would you like to find out more? Feel free to contact our experts:
Application Engineer
Sales Seals
Daniel Schlehahn
Phone +49 209 38655204
Mobile +49 151 14609143
d.schlehahn@pipetronics.com

Application Engineer
Sales Seals
Detlef Oeser
Phone +49 209 38655204
Mobile +49 151 14609144
d.oeser@pipetronics.com
