Purenex SG-1M 1 Micron Sediment Water Filter Grooved Cartridge， 4-Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Sediment Reduction</li><li>Pre-filter for Under-Counter， UV and Reverse Osmosis systems</li><li>1 Micron Filtration Rating</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51jMmz0H8BL.jpg" noproxy>