A woman in plank position on a yoga mat, with a toddler on her back.

Treat yourself to a fresher-smelling home.

Let Filtrete™ Whole House Air Fresheners be your little secret.

  • A sunny bedroom with two chairs.

    Services Multiple Rooms

    Deliver fregrance to multiple rooms through your home’s air vents.

  • A woman reading a book by a fireplace.

    Easy to Use

    Easily attaches to any filter.

  • A woman adjusting a thermostat beside a mirror.


    Offers a consistent, long-lasting scent.

  • A hand running through long grass.


    Choose from up to 5 nature-inspired scents.

How to Install Filtrete™ Whole House Air Fresheners

  • A Filtrete™ Whole House Air Freshener.

    Step 1

    For 1" filters: Fold pastic hang tab along the two creases to form a “U” shape.
    For larger filters: Fold plastic hang tab along the inner crease to form an “L” shape.

  • A Filtrete™ Whole House Air Freshener with the clear protective film being pulled back.

    Step 2

    Peel back the clear protective film and discard.

  • A Filtrete™ Whole House Air Freshener with a perforated Scent Boost Strip being pulled back.

    Step 3

    Optional: for a stronger scent, remove one or both perforated Scent Boost Strips from the backing material.

  • Air flowing through a Filtrete™ Whole House Air Freshener attached to a furnace filter.

    Step 4

    Attach to the filter side farthest from the blower motor using the enclosed Command® Strip.

Frequently Asked Questions

  • Filtrete™ Whole House Air Fresheners attach to your HVAC filter and use your air vents to deliver pleasant fragrance throughout your whole home. For best results, your HVAC system fan should be set to “on” (not “auto”) to continuously circulate the fragrance.
  • A number of factors affect the life of the fragrance, including home size, how quickly your nose gets used to a scent, and whether you remove any Scent Boost strips. In general, Filtrete™ Whole House Air Fresheners deliver consistent, long-lasting scent throughout your home.
  • Yes, our new Scent Boost technology allows you to make the scent stronger to personalize your fragrance experience. Just remove one or both Scent Boost strips from the backing material to provide an extra boost of fragrance.
  • Every nose, and every home, is different. In many cases, one Filtrete™ Whole House Air Freshener will be enough to deliver fragrance throughout your home. For homes larger than 3,000 sq. ft., homes with many competing scents, or users who are less sensitive to smells, a second Filtrete™ Whole House Air Freshener may be desirable.
  • Filtrete™ Whole House Air Fresheners are available at many online and retail locations. Use our Where to Buy page to find the location closest to you.
  • Safety is of the utmost importance to 3M. Unlike candles, our Filtrete™ Whole House Air Fresheners work without a burning flame. As part of 3M’s Life Cycle Assessment process, these products have undergone toxicological review to ensure that they are safe for you and your family.
  • We are always interested in hearing more about your experience with Filtrete™ Whole House Air Fresheners. You can call us at 1-800-364-3577; we’re here to help 8am – 5pm EST Monday-Friday.
  • Every home and family is different. From allergens to pets to climates you live in, a variety of factors should influence your air filter purchasing decision. Use our guide to help find the best Filtrete™ Filter for your home.

  • Find Filtrete™ Filters in-store or online.