Are you facing challenging tasks in drainage planning for critical media? We recommend our extensive resources on the topics of double containment system for drainage and discharging greasy wastewater. Here you will find the most important information and key data.

Our AkathermThermoPlus PE double containment systems are customised precisely to your application, prefabricated in our factory in a modular design suitable for the construction site - with trace heating, insulation, leak warning device and many other features.

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.

FAQ AkathermPlus / AkathermThermoPlus Double containment system

When transporting liquids that pose a risk to the environment, people and equipment.

Made of the fusable plastics PE and PP as well as the adhesive plastics PVC-U, PVC-C and ABS. 

Made from the fusable plastic PE.

For tempered PE drainage pipes up to 95°C

Yes, it can be equipped with trace heating.

Yes, the pipe is available fully insulated with PU foam.

The AwSV Ordinance on Installations for Handling Substances Hazardous to Water, the Water Resources Act (WHG), EN12666 for underground unpressurised sewer pipes, EN752 for underground drainage pipes.

Yes, depending on the material of the media pipe.

In the dimensions d160/110mm, d200/125mm, d250/160mm, d315/200mm.

In dimensions from d20mm (media pipe) to d1200mm (protective pipe).

Depending on the material, fused or glued.

The protective pipe is fused with electrofusion sockets using the electrofusion process.

No, it has no significant influence on the function.

Electrofusion.

The automated fusion process ensures a tight connection.

There is optical and/or electrical monitoring.

Through control and monitoring points installed in sections.

Yes, if it is required by official regulations or the operator's specifications. 

Yes, with fault localisation in the thermowell with transit time measurement.

Only if absolutely necessary in protection zones II and III.

Yes, with the Akatherm double pipe system.

So that there is no danger to the environment or people.

To prevent the grease in the waste water from settling on the pipe wall in long pipe sections to the grease separator.

Grease vapours tend to settle at the top of the pipe. The heating tape is therefore installed at the top of the pipe.

At the lowest point in front of the grease separator.

Yes, with electrical components installed at the beginning and end of the heating cable.

This test socket is required for the annular space test and for installing the visual leakage detection.

To enable inspections and revisions of the transport line and to be able to install direction changes and branches with monitoring points.

With suitable pipe clamps in accordance with static requirements. When determining the spans, the weights of the service and protective pipe as well as the medium and, if applicable, the annular space filling must be taken into account.

If required and at the customer's request, we can organise on-site construction site briefings.

Yes, with odour blocker and test connection.

So that the pipe system (material and dimensions) can be recognised from the outside.

To seal the annular gap between the inner and protective pipe and to enable the annular space test. 

At least 72 hours under full load.

So that the media pipe is centred in the protective pipe.

Yes, but then no annular space check is possible.

The components are designed so that all pipe ends can be connected with electrofusion long sockets.

Yes, but it may no longer be possible to connect with electrofusion long sleeves afterwards.

The Akatherm double containment systems is manufactured on a project-specific basis and the delivery date is agreed with the customer

Aliaxis Germany supports you in all planning phases with comprehensive product documentation, tender texts, CAD files and training courses

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