Watts OFPCOM Oneflow(R) + Combo Filter Pack
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<b>[Product Information]</b><br>
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<li>Combo pack includes both carbon block cartridge and OneFlow cartridge</li>
<li>OneFlow cartridge rated up to 250,000 gallons or replace every 3 years</li>
<li>Carbon block cartridge has a 20 micron rating</li>
<li>Carbon block cartridge rated up to 50,000 gallons at 3 GPM</li>
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