20″ BB Polypropylene Graded Density 25 mic

Features:

• 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: