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Analytical Instruments is a trusted source for new and used lab equipment and lab instruments for those establishing new laboratories or expanding existing laboratories. We've been doing this for over 25 years and repair all that we sell.

Laboratory  Hoods

Used Biological Hoods for sale with warranties and worldwide shipping

Laboratory Biological Hoods: Biological hoods offer the staff at research labs protection from pathogens and other biological dangers, especially when they are working with materials that are potentially contaminated with harmful bacteria or viruses. Biocontainment is ranked in three categories:


  • Class I: Protection for staff but little, if any, for the sample
  • Class II: Protection for staff and sample both
  • Class III: Provides maximum protection for working with BSL-4 pathogens 

Analytical Instruments carries all types of Hoods for your microbiological research needs. We stock Class 1, Class II, Class III by Baker, NuAire, and Forma. Sizes: two, three, four, and six foot widths available.


All hoods are able to pass certification testing with the appropriate filters. The customer is responsible to replace filters as needed for certification on site.

Laboratory Hoods