![]() ![]() By concept, the principle functions for both fume hoods are the same airflow is pulled in from the open side of the hood (typically the front), but then differ in concept by the ducted fume hood pushing air out of the building and the ductless fume hood dispersing through a filtration system and recirculating air back into the room.ĭuctless Fume Hoods, also known as Ductless Containment Hoods or Fume Hoods, are self-contained workstations that help to protect the operator's breathing zone from harmful airborne fumes and particulate. Typically, there are two main types of fume hoods that are utilized in majority: ducted and ductless (or, recirculating) fume hoods. Controlled environment for chemical reactions, fires, and spill containment. ![]()
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