ACO Clara Waste Water Treatment Plant

The ACO Clara sewage treatment plant consists of a mechanical pre-treatment part and a biological compartment available in three types of technologies, namely the standard biological aeration, SBR (sequence batch reactor) and MBR (membrane batch reactor).

10 years guarantee!

We guarantee the quality of our work. We are the only company on the market to offer a 10 – year guarantee for static properties and water resistance of all our tanks. We trust the materials we use, and we are not ashamed to sign our name to our work.


ACO Clara Operating principle


1 – pre-treatment

2 – buffer area

3 – storage part

4 – activation tank

5 – final sedimentation tank


ACO Clara – For the treatment of wastewater from
single-family households and small business unit

ACO Clara sewage treatment plants are designed for the complete biological purification of domestic waste water.

ACO Clara sewage treatment plants comply with all the requirements of EN 12566-3, which is proven by a CE certificate.


  • Maximum flexibility
  • Low operating costs
  • Easy installation
  • Easy operation
  • Arranged service
  • Odour-proof cover


Treatment process

  • Mechanical pre-treatment
  • Biological treatment by activated sludge
  • Sludge separation in final sedimentation tank


Typical applications

  • single houses
  • residential areas
  • hotels
  • boarding houses
  • companies

Catalogue Download

ACO Clara Catalogue

1.2 MB