Available Hoods in ACS Summary Table

 

Hood Type

 Protection

Airflow

 Appropriate for Use With:

 Commonly Used for:

Availability in ACS Facilities

Down Draft Table

Personnel

100% Completely exhausted out of room

Chemicals that volatilize or release vapor

Necropsies
Perfusion

Communicore
Biomedical Sciences

Horizontal Laminar Flow Hood

Product

100% Discharged into room post filtration

No chemicals
No biological hazards

Pharmaceuticals

Rare‐ some in animal housing rooms for cage changing

Animal Transfer Station

Product / Personnel

100% Discharged into room post filtration

No chemicals that volatilize or release vapor.
Suitable for injectable solutions pre‐loaded into syringes.
No biological hazards.

Cage changing
Animal Manipulations
Sample Collection
Veterinary Treatments

Available in almost all rodent housing rooms

Biological Safety Cabinet Class II A2

Product / Personnel

70% recirculated in cabinet.

30% Discharged into room post filtration

No chemicals that volatilize or release vapor.
Suitable for injectable solutions pre‐loaded into syringes.
Suitable for use with biological hazards

Where Biohazards are concerned:
Cage changing
Animal Manipulations
Sample Collection
Veterinary Treatments

Available in ABSL‐2
small animal housing rooms.
Some ABSL‐1
procedure rooms.

Biological Safety Cabinet Class II B2

Product / Personnel

None discharged into room;

100% filtered air discharged to facility exhaust

Chemicals that volatilize or
release vapor

Biological hazards

Cage changing
Animal Manipulations
Sample Collection
Veterinary Treatments

Biohazards & Chemicals

Limited availability in:
Biomedical Sciences
Cancer and Genetics
Communicore

Biological Safety Cabinet Class III

Product / Personnel

None discharged into room;

100% filtered air discharged to facility exhaust

Chemicals that volatilize or release vapor
Biological hazards

Any procedure where RG‐3 biohazards are a concern.

ABSL‐3 Facility only

Chemical Fume Hood

Personnel

None discharged into room;

100% filtered air discharged to facility exhaust

Chemicals that volatilize or
release vapor

Any procedure that uses a chemical that releases vapor, gas, or toxins.

Communicore‐ only
one available in ABSL‐2 housing area.