Diploma Thesis at the University of Graz

Wirkung der GRANDER®-Wasserbelebung bestätigt

Positive results about the effect of GRANDER found by the empirical study by the University of Graz At the department for innovation and environmental management at the Karl Franzensuniversitaet in Graz, university professor DI Dr. Stefan Vorbach assigned a diploma thesis under the subject "Revitalised Water System Using the Example of GRANDER® Technology - an Empirical Ascertainment among Industrial Users" to the student Katrin Zunkovic.

32 industrial businesses from Austria, Germany and Switzerland were examined.  With the help of a comprehensive questionnaire, she analysed the effects of the revitalised water system.  The kind of use (cooling systems, production, ...), economic gain, measurable effects, and the central issue: Can the GRANDER® revitalised water system contribute in an industrial area to a lasting water economy and/or to pollution control or not?"

The diploma student presented the results of her examination:

  • 48% of the questioned businesses have evaluated the GRANDER® water revitalisation effect as "very good" and 47% as "good"
  • 90% of the questioned persons evaluated the satisfaction factor as "very good" or "good"
  • 71% had actively measured an economic advantage.


For Security


  • 1
  • 2
  • 3
GRANDER® Water Photo of the Month

GRANDER® Water Photo of the Month


The GRANDER® Water Photo of the Month was taken in Tyrol/Austria... Read more

Dominic Maroh from 1. Football Club Cologne with Johann Grander in the mine shafts of the Copper Plate mine

Dominic Maroh from 1. Football Club Cologne with Johann Grander…


From July 27th to August 3rd, 2017 the 1. FC Cologne was a guest in... Read more

TRINK´WASSERTAG am 23. Juni 2017

TRINK´WASSERTAG am 23. Juni 2017


Wir Westeuropäer leben im Vergleich zu vielen Teilen der Erde auf einer Insel der „Wasser-Seligen“... Read more