Filter Breeze™ utilizes patent pending time release technology to efficiently and effectively fragrance your entire home for days and does not require special pads or other substrates to be attached to the filter. Simply open filter unit, spray the filter, turn on air or heat and enjoy your favorite scent as it circulates throughout each room in your home. The fragrance level can be controlled by the number of sprays applied to the air filter and easily refreshed when the scent is diminished. Filter Breeze™ is great for any occasion and is available in a variety of fragrances. Try them all today!