The WEB FilterFresh Whole Home Cool Nights Air Freshener. Filter scent attaches to any HVAC air filter.

WEB FilterFresh whole home air freshener attaches to any furnace or air conditioner filter. The secret to a pleasant smelling house! As the central furnace/AC system runs a fresh scent is flows through the home. Great for parties, open houses, holidays and to help reduce lingering household odors like smoke, kitchen, bathroom and pet odors. Safer than candles and FilterFresh lasts longer than aerosol sprays. Scents last for days depending on the size of your home and how much the system is running.

• Is your home being overrun by unpleasant odors? Whether you own a pet, frequently cook or live with a smoker,  The Web Filter Fresh Whole Home Vanilla Air Freshener is all you need to keep your entire home smelling great for days. The secret to the Filter Fresh pads' effectiveness lies in an odor counteractant that works with fragrance to combat your home's most unpleasant odors.
• This air freshener perfectly accommodates an apartment, home or office, filling the entire space with a special odor-fighting formula. Have small areas that could use a little refresher? The Filter Fresh air freshener can handle that too, eliminating odors in closets, bathrooms and even your car. And it couldn't be easier to use: Simply attach the Filter Fresh pads to any size filter on a central furnace or AC unit.
• Have an oscillating fan? Then you can connect Filter Fresh to the front of it, allowing you to pleasantly scent one room at a time.