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Graf One2Clean Sewage Treatment Plant 7 Person

A 7 person sewage treatment plant suitable for a 4-5 bedroom property.

External Plastic Cabinet (Small)

  • Graf Small Green Cabinet

SKU: G50002 Categories: , ,


The Graf One2Clean sewage treatment plant boasts a robust injection moulded tank which is CE certified. Through a process of aeration and sedimentation the system treats the wastewater so that it can be discharged into a stream or watercourse.

It is a reliable and eco-friendly solution to dispose of your wastewater as it dispenses with the unnecessary extras, making it a cost-effective solution.

This tank has a 4,800l capacity and is suitable for 7 people.

Key benefits:

  • 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

This kit price includes as standard:

  • A 4,800l tank
  • A mini tank dome and mini telescopic dome shaft suitable for pedestrian loading*
  • Baffle
  • A control unit for indoor installation (for external installation a cabinet is required)
  • Technical set up kit
  • 20m hose

*Optional extra:  vehicle loading up to 3.5t, maxi tank dome, composite plastic telescopic lid


2 years warranty on technology (compressor and parts)

10 years warranty on the tank

Options available:

Heavy Duty cover – vehicle loading up to 3.5t with a maxi tank dome, composite plastic telescopic lid

Neck Extension – working height 305mm (total height 400mm)

Offloading is the responsibility of the customer

Take a look under the ‘More Information’ tab for further documentation.

People (Max.) Max. daily inflow
Volume (litres) Length (mm) Width (mm) Height total (mm) Weight (kg)
Standard Cover 7 1050 4,800 2,280 1,985 2,250-2,450 220
Heavy Duty Cover 7 1050 4,800 2,280 1,985 2,570-2,770 260

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