Humidifier Decalcification Cartridge Filter<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Reduces release of white dust caused by minerals in tap water </span></li><li><span class="a-list-item"> Easy to install and remove </span></li><li><span class="a-list-item"> Compatible with Pure Enrichment’s Ultrasonic Cool Mist Humidifier (Model: PEHUMIDIF) </span></li><li><span class="a-list-item"> For best results， replace filter every 2-3 months </span></li><li><span class="a-list-item"> Ultrasonic Cool Mist Humidifier sold separately </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31Oq5cuOC9L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31aFWsl2laL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31MN-0aCYfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31FO9pr3qEL.jpg" noproxy>