3 - Graco 1.5 Gallon Humidifier Filters. Designed by FilterBuy to fit Graco 2H00 and TrueAir 05510. Replaces Part # 2H01.<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"> 3 Graco 1.5 gallon Humidifier Replacement Filters. </span></li><li><span class="a-list-item"> Designed by FilterBuy to fit Graco # 2H00， 2H01， 2H001 &amp; TrueAir # 05510. Also fits Graco Cool Mist Humidifier. </span></li><li><span class="a-list-item"> Replaces part # 2H01. </span></li><li><span class="a-list-item"> This humidifier filter is manufactured to prevent growth and migration of mold， fungus， algae， and bacteria. </span></li><li><span class="a-list-item"> Premium aftermarket replacement， designed by FilterBuy in the USA. Humidifier FilterBuy: Breathe Better! </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51O2FmqizpL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51NH3cZB7-L.jpg" noproxy>