Culligan US-3-ROM 3-Stage Reverse Osmosis Membrane (Fits System US-3),,
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<b>[Product Information]</b><br>
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<li>Designed for use in the us-3 Culligan reverse osmosis filtration system</li>
<li>Reduces cysts, lead, total dissolved solids, nitrates, nitrites, pentavalent arsenic and numerous other contaminants</li>
<li>Change membrane every 18 months to ensure contaminant removal claims</li>
<li>Convenient easy-change filter design allows for a quick, tool-free filter change without having to turn off your water Supply</li>
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