Poster "How a wastewater treatment plant works"
Modular Wastewater Training System - International Edition with 63 magnetic picture cards
Fit in wastewater technology? Revised Edition June 2021
Activated Sludge Expert with Aeration - Software based on Standard DWA-A 131 (January 2016) "Bemessung von einstufigen Belebungsanlagen" - Edition 3. X
Guideline DWA-M 277 - Information on design of systems for the treatment and reuse of greywater and greywater partial flows - October 2017
DWA-Topics - Non-Potable Water Reuse - Development, Technologies and International Framework for Agricultural, Urban and Industrial Uses - June 2019
Featured in KA International Special Edition 2020/21
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