Features:Easily attaches to nearly all PureGuardian humidifier models, including: H1500, H1600, H2000, H2500, H4500 and H4600Helps prevent the release of minerals in the air than can cause white dustApproximately every 1000 hours of use or about 260... more
Replacement Filter for the GuardianTechnologies GermGuardian table top air cleaning systems. | GuardianTechnologies GermGuardian HEPA Air Purifier Replacement Filter for AC3900 & AC4000 in Gray/White | 0.59 H x 5.11 W x 5.15 D in | Wayfair more
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