Microfiber SureSeal Cartridges

Source: Harmsco Filtration Products

Microfiber SureSeal Cartridges

Harmsco microfiber cartridges are designed specifically for filter housings that utilize 4-1/2” O.D. high flow cartridges.


  • Soft one-time use seals ensure a positive seal in most Big-Blue style cartridge filter housings
  • Absolute rated one micron filter media removes cystsized particles for safe, cyst-free drinking water
  • Pleated microfiber filter media provides more surface area for longer filter life and increased particle removal
  • FDA listed materials for use in potable water and liquid food applications
  • End caps, center tubes and media are thermally bonded as one integral component for added strength and to provide superior end sealing
  • Sizes available to fit 10” and 20” Big-Blue* style 4-1/2” cartridge filter housings