Bayonet Sight Glasses

Visually observe your fermentation process

  • Unmatched viewing area / diameter ratio.
  • Safe & simple to open & close - there is even a safety bolt that prevents operators from opening when the vessel is under pressure
  • Sight-glasses available in different formats for a variety of needs
  • Round sight glasses are fitted in the vessel lid and where required, steam cleaned on the inside
  • Illumination possibility with use of a halogen lamp can be mounted on all round sight glasses
  • Please contact us to learn more


BiOENGiNEERiNG, INC. is the USA subsidiary of BiOENGiNEERiNG AG.
Design By JZdesign