Hydronix HX-RO-4PK 6 Stage 4pc Reverse Osmosis RO Water Filter Cartridges, Pre and Post Replacement Set Sed Udf Cto Gac-2.5" x 10", White
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<b>[Product Information]</b><br>
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<li>4 PC - pre and post replacement reverse osmosis filters</li>
<li>All NSF certified water filters</li>
<li>Universal fit for any standard ro systems</li>
<li>1pc 5 micron Sediment Pre Filter; 1pc 5 micron UDF Pre Filter; 1pc 5 micron Carbon Block Pre Filter; 1pc Post Inline Filter (Polish Finishing Filter) GAC 1/4" NPT ports</li>
<li>100% compatible with APEC, i-spring, express water and many more brands</li>
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