10 Locations worldwide
30+% Women`s quote
600+ Employees in the GRAF Group
20 Years KLARO

In one minute to your small sewage treatment plant from the European market leader
KLARO - European market leader for small wastewater treatment plants, clarification technology and wastewater treatment with SBR technology

Wastewater treatment plants & separation plants designed & engineered in Germany
The fields of application for our small wastewater treatment plants, clarification technology, grease separators and light liquid separators are manifold.

We treat domestic wastewater (single / multi-family houses...), commercial wastewater (hotels, vacation camps...), industrial wastewater (milk processing, viticulture....) from 1 to 5,000 population equivalents (PE).

Our portfolio also includes separators from NS 1 to NS 15 for the purification of oils and fats from gas stations, commercial kitchens, catering...

We have been supplying wastewater solutions since 2001 and have specialized in the production and further development of the most flexible wastewater treatment systems possible.

This also includes the production and optimization of the belonging control technology, which is housed in high-quality switch cabinets.
During the development we put our main focus on: Efficiency - Durability - Sustainability!

Already today, more than 950.000 people trust in KLARO technology. With around 30 employees from various fields, we always create an optimal and sustainable solution for your requirements. Meanwhile, KLARO wastewater treatment plants are installed in over 80 countries worldwide. For small sewage treatment plants as well as for large plants, consulting, delivery and installation are carried out by qualified partners on site. They will also take care of regular maintenance and trouble-free operation of your KLARO wastewater treatment plant.

KLARO - Switch Cabinets