Custom Brush Seals

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Unique ultrasonic welding assembles the backing, fibers, and fin into an integrated, unified assembly that won’t break apart while in use or during fabrication.


The Ultra-Plug® product has a hard backing where as the Ultra-Bend® product features a soft backing.

Ultrafab offers an endless list of filament options to choose from, we can design custom brush products that can be a passive or active component in a separation process. Based on stiffness of filaments, lighter weight option will not advance where heavy items will.

Seals designed specifically for elimination and reduction of airborne contaminants to control a processing system or to protect inner workings of equipment.

Eliminate vibration damage and noise with custom designed brush’s by Ultrafab that are easily incorporated into OEM applications of all types.

  • Ultrafab’s unique non-woven manufacturing system guarantees uniform pile height and backing widths.
  • Ultrafab brush seals reduce dirt, water, air, vibration and noise.
  • The structural integrity and consistency of Ultra-Plug dust plugs assures a tight seal and barrier against water and air infiltration.
  • Various adhesive options and widths are available.
  • Multiple pile cut strips to size for specific applications.
  • Withstands the harshest environmental applications with UV resistant properties.

Additional Options

  • For desired sealing performance fins can be placed in any or all rows of pile.
  • Packed on reels and available in kiss cut shapes for added value for reduced overall cost and more ergonomic applications.
  • Specialty brushes with the ability to contour around tight radii or internal diameters.

Also Available

Ultra-Bend®: Custom brushes that contour around tight radius or internal diameter. Various widths and adhesive options

Custom Brush Diagram

Weatherseal Products

For Fabricators and Extruders

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Specialty Products

Engineered Solutions

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