BJarden Consumer-Domestic 3Pk Repl Wick Filters Hwf100-U Humidifier Chemical & Accessories ReviewbP PP Jarden Consumer-Domestic 3Pk Repl Wick Filters Hwf100-U Humidifier Chemical & Accessories P3-pack of replacement humidifier filters with reinforced outer layerPTraps mineral deposits from water so humidifiers can run more efficientlyPTreated with Arm & Hammer Baking Soda and Microban Antimicrobial Product ProtectionPInstall at the beginning of each season, replacing every 2 to 4 weeks or as neededPMeasures approximately 5-35 by 4 by 7-45 inchesP