This is the proper replacement humidifier filter for the following brands and model numbers:
Arctic Stream: DA1007
Humidifier units require the use and regular replacement of humidifier filter pads. Humidifier pads are also known as wick filters and evaporator pads. These filters are used to help distribute moisture evenly into the air in your home to alleviate the side effects of harsh, dry air. Most humidifier pad filters should be changed approximately one or two times per season.