Product review (4 stars): great value
I used to wait until fall to cruise target and walmart for these filters. At the store you pay almost double per filter. Now I save money and they are shipped to my front door.

These last every bit as long as the name brand ones. The wear depends on how often you use it and whats in your water that you use. We have hard treated Missouri river water in the midwest and usually get 3-4 weeks out of one filter.

The only drawback is that they have a strange "new carpet" type smell to them . after a day or two of the humidifyer running you don't notice it but ....