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Cleanroom HEPA Fan Filter Units | Three Speed:


Three Speed HEPA Fan Filter Units for Clean Room Filter Systems are available in 2' x 2' and 2' x 4' Sizes.

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  • Three Speed Toggle
    1/5 HP Motor
  • 99.99% HEPA, 30% ASHRAE Prefilter
  • 500-750 CFM
    on 2' x 4' Unit
  • 250-400 CFM
    on 2' x 2' Unit
  • UL Listed in USA
    and Canada
  • Ships to USA and Canada
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Cleanroom HEPA Fan Filter Unit Specifications Link

Magnehelic Gage Specifications Link

UL Listed

The Q Series Fan Filter Module Units come standard with a 99.99% efficient @ 0.3 micron HEPA filter and a 30% ASHRAE pleated type prefilter. The unit includes four (4) seismic clip suspension points, a safety switch which disables the unit while servicing, and a Three (3) speed control system allowing for fine tuning of the air flow.  The housing is fabricated from steel with a white powdered coated finish.

Shown Here on a Clean Fast © M Series the fan sits inside the unit pushing air through that is filtered by the Prefilter that sits on top of the fan.

The energy efficient 1/5 HP motor blower is a forward curved direct drive motor/blower assembly with isolation mounts offered in 115 Volt (60Hz) and 277 Volt (60Hz) versions.

The standard 53 millimeter pleated HEPA filter is protected by a white epoxy diamond pattern grille. 

RFQ or Call Us Toll Free at 1-888-423-6638 if you need specialized components we sell: ULPA Grade Filters, UL 900 Class 1 filters, Magnehelic Gages, or duct collar adapters.


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Part numbers: 12347, 12348, 12339, 12340, 703902

To purchase a product, call us at 888-4BENNETT (888-423-6638) or 937-324-1100 or email us at