We have been manufacturing biological wastewater treatment plants in our family business for the third generation. They are environmentally friendly and economical for households, industry and smaller municipalities. High efficiency and stability even in irregular operation are guaranteed by the three-stage bioactive treatment, which we originally developed for fish farming.

Design, manufacture, supply, installation and service of air conditioning, dehumidifiers, heat pumps and air purifiers. We manufacture and supply AEF control modules. We provide measurement and control services. We develop our own software applications.