Waterworks – Precisely Planned, Individually Implemented
A waterworks facility is used to extract, treat, and supply drinking or process water. It typically comprises pumps, pipes, filters, tanks,…
Swimming pool wellness oasis
A modern swimming pool is more than just a place to swim – it is a retreat for body, mind and soul. The water quality is crucial for well-being. Water should be clear,…
Process water and feedwater
For the treatment of process water at RWT GmbH, specific processes are used to adapt the water quality to specific requirements:
Ion exchange selectively removes ions -…
Water treatment processes
The planning of drinking water treatment plants requires experience and expertise. As an experienced system provider, we analyse the respective water quality and select the…
Water supply systems
In municipial water supply, waterworks and treatment plants, elevated storage reservoirs and tanks, pumping stations and pressure booster systems are central components of the…
Not all water is the same
Raw water, pure water, process water or drinking water - these terms illustrate that every type of water has different chemical, physical and bacteriological properties.
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Following the two plants in Clausthal-Zellerfeld, a third waterworks for treating drinking water from dam water has been in operation in Bad Sachsa in the Harz Mountains since March 2025.
Our areas of application
The companies in the HydroGroup® develops high-quality processes, plants and systems for water treatment and water supply. Our comprehensive process engineering expertise…
Accessibility Statement
Hydro-Elektrik GmbH strives to make its website www.hydrogroup.de accessible in accordance with national accessibility laws, such as the BFSG and the BFSGV.
Status of…
Instrumentation and control equipment for disinfective agents (free bromine), pH value, redox potential, temperature, bromide ion content Remote control panels Flow measurement Level…