FN Downflow Extraction Bench


The FN Downflow Extraction Bench range is ideal for many dry dust and low volume fume applications. Used as a standard work bench with extraction and filters built in.


  • Atmospheric dusts
  • Flour or similar powder weighing and processing
  • Glass fibre Reinforced Plastic (GRP) trimming and finishing
  • Dry stone cutting, ceramics
  • Airline cleaning of electrical components and PCs
  • Tool cleaning.
  • And More

Standard Features.

  • Multiple sizes to fit different working areas
  • Multiple filter choices for many applications
  • Open Working Area
  • Filter monitor gage
  • Heavy duty
  • Replaceable filters
  • 230v Plug and Play


  • Speed Control
  • Draft Skirts
  • Rubber Surface Mats
  • 3 Sided Surrounds
  • Enclosures (3 sides and top)
  • Hours Run Meters
  • Custom Builds



The FN Range is constructed from fully welded 2mm, powder coated steel panels. The surface is constructed from 3mm perforated steel plate with a surface loading weight of 150kgs. The FN Range is an ideal extraction solution for medium to heavier and continuous industrial applications.

Filters are positively clamped against soft rubber seals and are accessed via the Front Access Flap for swift and easy filter replacement.

Simply put the FN Downflow Bench in place, plug it an away you go in true Plug and Play Style. Easy to set up and easy to use.

The FN Range complies with HSE and COSHH requirements for controlling airborne contaminants in the work place.


ModelDimensions (mm)Ventilated Area (mm)
V400-FN066784674 x 677 x 840610 x 656
V400-FN1267841274 x 677 x 8401210 x 656
V400-FN1867841874 x 677 x 8401810 x 656
V400-FN1297841274 x 977 x 8401210 x 956
V400-FN1897841874 x 977 x 8401810 x 956


Filter TypePre FilterMain FilterApplications
A – Non Sparking Dusts NoG4/100: 95% @ 5 MicronsCourse dusts. Plastics, GRP, Atmospheric Dusts or Similar
F – Fine DustsG4/50: 85% @ 0.4 Microns.F7: 95% @ 1 MicronCarbon Fibre Sanding, Powder Sampling, Other Composites, Softwoods, Tool Cleaning (non RCS). General Dust
B – Very Fine DustG4/50: 85% @ 0.4 MicronsF9: 95% @ 0.5 MicronsFingerprinting, Rapid Prototyping, Conservation and Restoration, Printer & Toner, Some Chemical Dusts
L – HEPAG4/50: 85% @ 0.4 MicronsH13: 99.99% @ 0.3 MicronsPharmaceuticals, Hardwoods & MDF, RCS Materials, Hazardous Dust, Powder Sampling, Laboratory
C – Dust and Light SparksLabyrinth & Media Pad: 98% @ 10 MicronsM6 Flame Retardant: 95% @ 0.5 MicronsFettling, Metal Sanding, Deburring, Weld Dressing
E – Low Volume FumeG4/50: 85% @ 0.4 Microns208EA Carbon CellLow volume vapours, Solvents, Conformal Coating, Adhesives, Airbrushing, Cleaning Fluids. NOT for MEK
R – Special Duty FumeG25 Media PadChemisorb Carbon CellFormaldehyde, Nitrogen Dioxides, Sulphur Dioxides, Hydrogen Sulphide, MEK’s
S – Smoke and FumeG4/50: 85% @ 0.4 MicronsF9: 95% @ 0.4 Microns & Carbon CellSoldering Brazing, Silver Soldering and similar



Additional information


240v Single Phase. 3m Mains Lead. 13amp Plug.
V400-FN066784: 0.17kW
V400-FN126784: 0.37kW
V400-FN186784: 0.57kW
V400-FN129784: 0.57kW
FN189784: 1.14kW

Construction Material

Powder Coated Mild Steel


Forward Curved Centrifugal Fan
V400-FN066784: 1500m3/hr
V400-FN126784: 3000m3/hr
V400-FN186784: 4500m3/hr
V400-FN129784: 4500m3/hr
FN189784: 6250m3/hr

Noise Level

<70 Decibels at 1mtr


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