Duperon Corporation

- Model FPFS-M - Full Penetration Fine Screen

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A front-clean, front-return, mechanically-cleaned bar screen technology. Utilizes stainless steel tear-shaped bars with 1/4 inch, 3/8 inch, or 1/2 inch openings.

  • No Lower Sprockets, Bearings, or Tracks to Foul or Jam
  • Adapts to a Range of Debris Variations; Controlled Flexibility
  • High-Capture Thru-BarTM Stainless Steel Scrapers
  • Tear-Shaped Bars are 20% to 50% More Efficient

Low Maintenance

With no lower sprocket, FlexRake® technology allows all maintenance to be done from the deck; no jam points underwater to require diving or confined space entry.

Long-Life Durability

Original FlexLinkTM multifunctional link system - with 4.5 lb. stainless steel cast links and an ultimate strength of 60,000 lbs. - provides unmatched durability.

Adaptable to Variations in Debris

Jam EvasionTM technology allows the FlexLinkTM multifunctional link system to lift and pivot around debris. This allows FlexRake® technology to adapt to a range of debris variations; positive FlexorTM-managed engagement assures continuous scraper capture.

Energy Efficient

The low horsepower requirements of the Sumitomo drive system ensures low-cost, energy-efficient debris removal.

Efficient Hydrodynamics

Depending on approach velocities, tear-shaped bars are 20% to 50% more efficient.

High Capture Rate

Unique in the industry, Thru-BarTM scrapers clean 3 sides of the bar as well as cross members.

Cleans to Channel Bottom

Eliminates residual debris buildup at the bottom of the screen; allows full use of channel depth for flow. 

Five-Year Warranty

Five-year warranty for wastewater applications - an industry first. 

Typical Applications:

  • Wastewater, combined sewer overflows, and prison applications. Also used in pulp/paper mills, raw water intakes, and other applications where debris is highly variable or difficult to capture.

Unit Width:

  • 2 feet to 10 feet
  • Single Strand FlexRake® configuration available for channel widths of 18 inches to 24 inches.

Unit Length:

  • 10 feet to 100 feet

Angle of Installation:

  • 0 degrees to 45 degrees

Standard Materials of Construction:

  • Standard: 304 Stainless Steel 
  • Available in: 316 Stainless Steel

Bar Opening:

  • ¼ inch, 3/8 inch, and ½ inch

Scraper Configuration:

  • 3:1 UHMW-PE staging scraper/stainless steel Thru-Bar™ teeth ratio. Scraper positioned every 21 inches.

Standard Controls Options:

  • Packages range from simple start/stop to sophisticated automation. Motor overload protection provided. Contact Duperon® for further details and assistance in selecting the perfect package for your site.

Operation Options:

  • Continuous/Manual 
  • Automatic with timer, float, SCADA, differential/high-level sensing options with I/O as needed

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