Ten Purenex 5M-4PK Compatible Water Filter Cartridges - 5 Micron Accessories The lower the micron rating

The lower the micron rating number the better the entrapment capability

This Selecto Scientific compatible carbon block cartridge is 4

3M Purification Cuno Aqua-Pure 117

If the cartridge is used at the "point of entry" it may cause pressure and flow rate restriction

Omnipure K2586 Universal Refrigerator Filter w/ Polyphosphate

Ten Purenex 5M-4PK Compatible Water Filter Cartridges - 5 Micron Accessories The lower the micron ratingTen Purenex 5M 4PK compatible melt blown replacement water filters 5 Micron 2. 5 x 9. 75 inch These 10 cartridges are high quality low cost alternatives. 5 micron dirt removal rating with graded density design for longer service life. Replace cartridge every 3 6 months or upon substantial pressure reduction. Free & Fast Shipping. 8 gallon per minute flow rate This convenient 10 pack bundle is compatible with these models: Purenex 5M 4PK, Ametek (AKA