TBJ offers a self-contained downdraft workstation that include and internal fan and filtering system when it isn’t practical or possible to connect to a building exhaust source. Self-contained units can be supplied with charcoal, potassium permanganate and HEPA filters. Units can be portable or stationary.

Self-contained Downdraft Workstation Model 30-60 DD-AH SC

The TBJ Model 30-60 DD-AH-SC is a compact, self-contained downdraft workstation that includes an integral blower and filter module to eliminate the need to connect to a remote exhaust source. The filter media can be customized to control and treat fumes from chemicals such as formalin and anesthesia gases. The filter module can also be equipped with a HEPA filter. The unit as shown includes the optional push-button height adjustment feature.


  • Overall dimensions: 30" x 60" x 87" high with a 30-38" high work surface
  • 22" x 41" wide perforated work surface
  • Exhaust blower module with ON/OFF blower speed control
  • Filter change timer with visual indicator and audible alarm
  • Two GFCI receptacles
  • Adjustable shelves
  • 115V, 1 PH 60 HZ, 15 amps

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