Otto Graf GmbH
Plastic Products
Tel. +49 7641 589-0
Fax +49 7641 589-50
Carl-Zeiss-Straße 2-6
DE-79331 Teningen, Germany

Wastewater treatment system one2clean plus one-tank system ped. loading

Wastewater tank Carat RS one2clean

Wastewater tank Carat RS one2clean
  • State-of-the-art manufacturing for maximum stability
  • Suitable for vehicle loading in conjunction with telescopic vehicle dome shaft
  • 100% watertight and corrosion-resistant
  • Can be installed in groundwater
  • 10 years warranty

EPP control cabinet one2clean plus

EPP control cabinet one2clean plus
  • Extremely low noise thanks to EPP housing and very quiet air compressor
  • Battery-free power failure detection
  • Very easy installation
  • Interchangeable plug-in components
  • 2 years warranty

Set-up kit one2clean

Set-up kit one2clean
  • Conventional wastewater treatment systems require up to three pumping processes. one2clean only requires one pumping process, which saves energy and extends the lifetime of the air compressor – the core part of the system.
  • Rugged clear water lifter manufactured in one seamless piece. No connectors or screws necessary.
  • Simple maintenance via an integrated, self-cleaning sampling container.
  • Efficiency factor of up to 99 %
  • 2 years warranty

The advanced wastewater solution!

A reliable wastewater disposal system no longer needs to be complicated. With one2clean plus, you will be able to take responsibility for the timely disposal of your waste water, while taking care of your budget and the environment.

one2clean plus dispenses with the unnecessary extras, making it a reliable solution:

  • Only one tank with only one chamber required 
  • Less energy consumption and less wear
  • No mechanical elements in the waste water
  • No pumps in the waste water
  • No electrical components in the waste water
  • Incredibly little sewage sludge
  • 2 years warranty on technology
  • 10 years warranty on sewage reservoirs

one2clean plus is a clean solution

  • one2clean plus only needs 3 steps to produce clear water
  • one2clean plus is odourless
  • one2clean plus already meets the needs of tomorrow

one2clean plus is excellent value for money

  • Incredibly little sewage sludge
  • Minimum maintenance costs
  • Minumum power consumption

one2clean plus offers maximum safety and reliability

  • Low space requirements
  • Long warranty and lifetime
  • Twice the buffer volume
  • Logistical advantages


1-3 Inh., 450 l/d

order no.max. inhabitants Volume (l)Length (mm)Height (mm)add to enquiry
Width (mm)Weight (kg)

4-5 Inh., 750 l/d

order no.max. inhabitants Volume (l)Length (mm)Height (mm)add to enquiry
Width (mm)Weight (kg)

6-7 Inh., 1,050 l/d

order no.max. inhabitants Volume (l)Length (mm)Height (mm)add to enquiry
Width (mm)Weight (kg)

8-9 Inh., 1,350 l/d

order no.max. inhabitants Volume (l)Length (mm)Height (mm)add to enquiry
Width (mm)Weight (kg)


External plastic cabinet M

one2clean+: 1 – 18 Inh.

Klaro E: 2 - 10 Inh.


+P Phosphate removal package

[On request]

+H Hygiene package

The clear water extracted is also irradiated with strong UV light. Microorganisms are reliably killed as a result.

[On request]

+C Carbon infeed

[On request]

+D Package for denitrification (removal of nitrogen)


+O Outlet with clear water pump


+R Remote transmission


Enquiry (0)

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