Fan Filter Units

Laminar Flow FM-IV is a terminal filter hood designed for use in pharmaceutical and biotech cleanrooms, and other applications where hoods are regularly validated for performance and leak-free operation. It offers easy installation in all types of ceilings including plaster, T-bar, and gel-seal grid systems. Ideal for Class 100 applications, the FM-IV can also be utilized to create Class 10,000 to Class 100,000 areas depending upon the number of units installed. 100% ceiling coverage with the units will achieve cleanliness levels to Class 10.



Terminal 2 x 4 and 2 x 2 HEPA Filtered Ceiling Units


Fully welded panelized one piece construction of 304 or 316L stainless steel with 35 Ra finish. A perimeter flange is for standard T-bar ceiling installation. Optional perimeter trim package is required for hard ceiling installations.

Filter is Gel Seal HEPA filter rate 99.99% efficient to 0.3 mircrons, replaceable room side. 40% open perforated stainless steel screen removable downstream of filter. Prefiltered or ducted intake. Attached or remote speed control, or with new Smart Cleanroom Control technology. Standard sizes included: 2’×4’, 2’×2’ or 4’×4’s. Custom sizes available.

Options: Trim Kits, Insulation, Inject, Sample and Dispersion Systems.


Filter Blower Module – LFI FBM Series


The Most Advanced Versatile, Self contained Blower Module Available. Fully welded panelized one piece construction of 304 or 316L stainless steel with 35 Ra finish. Designed for easy installation in all types of ceilings. Filter is Gel Seal HEPA filter rate 99.99% efficient to 0.3 mircrons, replaceable roomside. 40% open perforated stainless steel screen removable downstream of filter. Electrical configurations 208V/1/60Hz or 220V/1/50Hz. Motor/Blower accessible from room side for ease of maintenance. Speed control standard, sample and inject ports.

Options: Power cords, duct collar, reverse flow or negative pressure applications available.

Standard Sizes:

  • FBM-IV 2’ x 2” and 4’ x 4’
  • FM-IV (ducted) 2’ x 2’ and 4’ x 4’


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