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20" BB Polypropylene Graded Density 25 mic

Part Number: CMMF2520-45W1
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  • 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

Compatible with:
Pentek155356, 155305, WP25BB20P
PURA253-030, 33003031
Pura UV Lamps & Filters253-030, 33003031
Replacement Water Filters11817
California residents Prop 65 Warning
This product contains materials known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov