To the supply sector HOH offers:

Plants for treatment of

The plant produces drinking water for the public water supply and water for the production of beer and soft drinks.

A reverse osmosis plant for treatment of drinking water

The plant removes iron, mangan, phosphorus and organic materials from the drinking water.

has in the course of time bought several water treatment plants from HOH

2002	Ion exchange, process water	2 x 400 m³/h
2000	Ion exchange, treatment of condensate	140 m³/h
1990	Ion exchange, district heating water	45 m³/h
1990	Ion exchange, mechanical filtration, desalination and deaereation	140 m³/h
1990	Desalination, Feed water for the turbines	2 x 65/70 m³/h
1986	Desalination	2 x 65 m³/h
1986	Desalination, Districht heating water	140 m³/h
1986	Desalination of process water	45 m³/h