Kowalik Microsystems Polardo HMP-01 Humidifier Air Filter Overview: Antibacterial filter with silver ions Effectively purifies indoor air Needs to be replaced annually Located at the bottom of the humidifier These last for 12 months. This is an as-is sale, with no returns. Store Policy Kowalik Microsystems sells Brand New, Factory Sealed items that are In Stock. Communication : Store Hours: 9AM - 5PM ET (Mon-Fri) Please do not contact us via email. Please use messaging when communicating as we are unable to sort through thousands of emails. Only messages will receive a response Shipping : Domestic Shipping Shipping is available within the United States only, unless using's Global Shipping Program Drop Shipping will be provided by nearest fulfillment center with your item in stock Free Economy Shipping will normally take 1-10 business days We cannot guarantee shipping availability to P.O. Boxes. If you have a P.O. Box, then please provide an alternate physical address otherwise your order might not be completed We cannot guarantee shipping availability to PR, GU, HI, or AK for some items (if shipping is not available we will refund you right away) Transit time varies by location but your purchase normally departs within 2 business days Please allow additional handling time for larger big ticket items Excludes: US Protectorates, APO/FPO Return Policy : If buyer requests a refund, they must pay for the return shipping on "accepted return" items. If the return request is approved on "No Returns Accepted", items by the seller, the buyer must pay for the return shipping and a 15% restocking fee. Returns Accepted On Most New Unopened Items Within 3 Days of Delivery In compliance with policy, product must be returned in the original unopened condition before a refund is provided All returns must be postmarked within 3 days of delivery We do not pay for return shipping. This is because the exchanged item ships back to you for free A 15% restocking fee will be charged for any returned items without a box (this is because we have to return the items to the manufacturer) Please contact us for a Returned Merchandise Authorization (RMA) number before making any kind of return, otherwise we will charge a 10% fee. This fee is charged because when an item is exchanged, your new item is shipped to you for free No returns allowed for opened Box software items Sales Tax : Shipments to New York are subject to sales tax Feedback : I Strive To Provide Excellent Customer Service And a 100% Satisfactory Shopping Experience Please contact me before leaving negative feedback so I can help you resolve any issues I am ready to work hard to earn your satisfaction and with your positive feedback I will gladly leave positive feedback as well Usually departs within 3 days of receiving payment (See shipping details above). Payments accepted through About Kowalik Microsystems Smart Grid Solutions How to Save on Energy All Products Contact Us Copyright Kowalik Microsystems 2021-22 All rights reserved.