With the expertise of Aliaxis, the installation of double pipe systems will be a success for you
Sorry, your browser does not support inline SVG.

Are you facing challenging tasks in drainage planning for critical media or in areas or rooms that require protection? Then we recommend our double-pipe drainage system. Our decades of experience from countless double-pipe projects are at your disposal. Take advantage of our service, from consultation and planning to site instruction.

Everything is installed using FRIATEC's proven connection technology.

Did you know that we can deliver prefabricated modules directly to the construction site thanks to our manufacturing facility? This saves space and time!

Technical instruction from our specialist staff on site

Removal of the oxide skin with our tried-and-tested FRIATOOLS peeling devices for a homogeneous weld

Connection of the inner pipe (carrier pipe) with our FRIALEN safety fitting

Optional: installation of leakage monitoring for the double pipe system

Insulation of the protected space

Important: Cleaning the surfaces before welding to achieve a homogeneous connection

Welding the outer pipe with the tried-and-tested FRIATEC FRIAMAT welding machine