Digesters and bioreactors constructed from steel have many benefits as opposed to concrete constructions.

Our company has accumulated a vast range of experience in the fabrication and construction of this type in all sizes.


Dr. Roland Stehle
Properties Costing
Email: This email address is being protected from spambots. You need JavaScript enabled to view it.
Tel. +49 7131 1589 31

Composite construction of steel and concrete

Included in our expertise are combinations of steel/concrete.




Full steel construction



  • lower weight
  • faster construction time
  • absolute gas and liquid tightness
  • lower costs for foundation and completion
  • higher stability especially advantages in areas subject to earth tremors
  • construction advantages relating to future installations


The following components are generally included in our standard equipment:
  • integrated sludgewall for integrated installations
  • various wall mannholes
  • gas dome
  • working plattform on top of the digester
  • connecting platforms to stairways or access towers