20" BigBlue Polypropylene Graded Density Filters


  • Dimensions: 4.25" D x 20" L
  • Operating temperature: 200°F max. continuous
  • Available Micron Ratings: 1, 5, 10, 25
  • Construction: CMMF melt-down microfiber
  • Type of cartridge: Big Blue
  • Application: used either as a pre-filter or final filter for industrial, chemical process, food beverage, pharmaceutical, cosmetics, water, and other applications
  • Manufactured from FDA compliant, NSF certified, 100% polypropylene microfiber


  • High flow rates
  • Superior dirt holding capacity
  • Fewer change-outs for a longer service life
  • Larger 4.5" diameter than standard 2.5" cartridges
  • High-quality cartridge filter with high particulate retention capabilities over an extended life, all at an economical price.
  • Thermally bonded - Manufactured through an exclusive process that thermally bonds 100% pure polypropylene microfibers with lower density at the outside surface and progressively higher density toward the center.
  • Ideal replacement cartridge for many of the "in-line" (Big Blue®) filter housings on the market

MSRP: $25.70
MSRP: $35.00