The underground tanks from Speidel can be flexibly adapted to your needs by using different modules.
- The retention module turns your underground tank into a detention tank with freely selectable, useable volume.
- With the drinking water module, you can safely use your underground tank for drinking water storage.
- The patented groundwater module provides reliable protection against any level of groundwater.
- By means of the sewage module, your underground storage tank can be used as a closed cesspit.
More information about the many uses of underground tanks can be found in the online shop.