Omnipure - E5621 - 12" x 2.5" E-Series 10 Micron Carbon Block Filter Unicel (K-40415-B) 10"x4.5" Big Blue Style Pleated Filters 20 Micron Polypropylene Filter ✓ NSF Compliant

✓ NSF Compliant

Residential & commercial

100% synthetic

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Replace your housing o-ring annually or whenever you notice compression set

Omnipure - E5621 - 12" x 2.5" E-Series 10 Micron Carbon Block Filter Unicel (K-40415-B) 10"x4.5" Big Blue Style Pleated Filters 20 Micron Polypropylene Filter ✓ NSF CompliantOmnipure E Series Carbon Block 12" x 2. 5" E5621 10 Micron Carbon Block Filter Drop in replacement cartridge for universal cap systems, engineered to reduce chlorine, cysts, scale, taste and odor with NSF 42 tested carbon block filtration 10 Micron NSF 42 0. 5 GPM WHY IT WORKS Compressed carbon block technology with universal compatibility 10 Micron Carbon Block Granular activated carbon compressed into a solid block delivers superior contact time and