DuPont DUPONT-WFROM1000X Quicktwist Reverse Osmosis Membrane<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Fits DuPont 3-stage reverse osmosis drinking water filtration system</li><li>Reverse osmosis water filtration membrane is certified to reduce 90% of total dissolved solids， lead and pentavalent arsenic</li><li>Quick twist change system with auto shut-off for easy replacement</li><li>1/4 turn rapid change system enables replacement with no mess</li><li>Lasts up to 12 months</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31-8hxuRWUL.jpg" noproxy>