Division Title

Primary Barrier Equipment


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(Note: This link is only accessible on the NIH intranet.) 

We provide various services regarding certification, maintenance, repair, and decontamination of specific primary barrier equipment:
  • Biological safety cabinets
  • Chemical fume hoods*
  • Local Exhaust Ventilation systems (LEVs)*
    • Down draft tables and sinks
    • Slot hoods
    • Canopy hoods
  • Vertical and horizontal clean benches
  • Cage change stations
  • Animal racks
  • Animal isolators
  • HVAC HEPA filter banks
 *The certification of these systems includes inspection and verification of air flow velocities, air flow direction, and adequate smoke capture.


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