Maintenance and glass cleaning.

Maintenance and basic cleaning primary school "A. Diesterweg “- total room area 2,024.81 m 2 .

Maintenance and basic cleaning - total room area 4,184.48 m 2 .

Maintenance and basic cleaning - total room area 2 911.57 m 2 .

Maintenance and basic cleaning - total room area 3,061.90 m 2 .

Maintenance and basic cleaning - total room area 1 365.00 m 2 .

Elementary school "A. Diesterweg “- area of the window including frame 377.52 m 2 ,

Elementary school "JW v. Goethe “- area of the window including frame 617.34 m 2 ,

Elementary school "Rainbow" - area of the window including frame 851.42 m 2 ,

Elementary school "F. Mehring “- area of the window including frame 470.28 m 2 ,

Elementary school "Baalberge" - area of the windows including frame 127.79 m 2 .