The American Plumber WRO45R Compatible Reverse Osmosis filter cartridge set includes one Neo-Pure MB-25098-05 polypropylene 5 micron sediment prefilter and one Pentek EPM-10 10 micron carbon block postfilter. These filters should be replaced every 6-12 months or every 3000 gallons. The WRO45R compatible filter set does not include RO membrane (WROM-25T), or the inline polishing filter (WIC).
| Model | Filter Media | Filter Life | Certifications | |
| Pentek EPM-10 |
✔ Bonded PAC |
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