Hamburg Dradenau, Germany

*Reference:

Blue Facts 2010: Hamburg Wasser Energy

Self – Sufficient by 2010,

Dr. Michael Beckereit, Hamburg

+ 1998: Plant start-up, 2,200,000 People Equivalent

+ 2003-2008: Test of 9 different diffuser types

+ 2009:

Installation of 29,000 MAGNUM® FLEXSIL® Diffusers

+ 2010: at an off gas performance test OTT exceeded

the required SOTE

+ 2011: the operator published a study showing that

the energy costs could be reduced by 50%