Expert and Friendly Advice
Free Delivery Available
Installation Service

Graf One2Clean Sewage Treatment Plant 5 Person

This eco-friendly sewage treatment plant is perfect for a 2-3 bedroom property.

Graf Small Cabinet

SKU: G50000 Categories: ,


This 5 person One2Clean sewage treatment plant from Graf boasts a robust injection moulded tank.  Through a process of aeration and sedimentation the plant 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.

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 3,750l 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, cast iron cover and a telescopic dome shaft


2 years warranty on technology (compressor and parts)

10 years warranty on the tank

Options available:

Internal pumped outlet – Oxylift 4Mtr head including hoses and 32 mm compression connection point. Contact us for other pumped outlet options.

Heavy Duty cover – vehicle loading up to 3.5t with a maxi tank dome, cast iron telescopic dome shaft

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

Offloading is the responsibility of the customer

Take a look under the Product Downloads tab above for specification documents to download

People (Max.) Max. daily inflow
Volume (litres) Length (mm) Width (mm) Height total (mm) Weight (kg)
Standard Cover 5 750 3,750 2,280 1,755 2,020-2,220 175
Heavy Duty Cover 5 750 3,750 2,280 1,955 2,340-2,540 215

You may also like…