We&#39;re sorry to hear that your Febreze PLUG stopped working after you refilled it, Claire, and we appreciate you letting us know. Febreze products go through extensive testing and quality checks to make sure they reach you in perfect condition, and work as directed, so this isn&#39;t the experience we want or expect you to have, and we&#39;re grateful for your feedback.<br /><br />Your satisfaction is important to us, and we&#39;d like to learn more about this to be able to assist you further from here. Please give us a call at (800) 308-3279, any time from 9:00AM-6:00PM EST Monday-Friday, so we can help.