APEC FILTER-SET-ESPH High Capacity Replacement Filter Set for ESSENCE Series Alkaline Reverse Osmosis Water Filter System Stage 1， 2， 3&amp;6<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Apec water essence series FILTER-SET-ESPH is for roes-ph75</li><li>1St stage 5 micron polypropylene sediment filter to remove dust， particles， and rust</li><li>2Nd &amp; 3Rd stage 10 micron extruded carbon block filters to remove chlorine， taste &amp; odor</li><li>6Th stage 10 inch high purity us made ph+ calcium carbonate alkaline inline filters with quick connect</li><li>Apec's extruded solid carbon block filters far surpass gac filters in performance and absorptive capacity; in addition they DO not leak carbon fines</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51eejJJ5N7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51EY4FWPJ2L.jpg" noproxy>