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Certification mark for non-sewered sanitation systems

Adding value with our service portfolio

Certification mark for non-sewered sanitation system (NSSS) 


A non-sewered sanitation system (NSSS) is a prefabricated integrated treatment unit, comprising of frontend (toilet facility) and backend (treatment facility) that:

  1. collects, conveys, and fully treats the specific input within the system, to allow for safe reuse or disposal of the generated solid, liquid, and gaseous output, and
  2. is not connected to a networked sewer or networked drainage systems.

More about our Sustainable and Sanitation Services can be found here.

Basis of certification: 

The certification mark is based on the ISO 30500: 2018 standard. This standard defines general safety and performance requirements for design and testing as well as sustainability considerations.

Keywords of the certification mark:

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Middle East and Africa