Allergen Defense Red Micro Pleated Air Furnace Filter, 12x24x1-In. Melnor Inc. A Squirrel-Resistant Metal Cage &

A Squirrel-Resistant Metal Cage & A Twist Lock Top Deters Squirrels From Reaching The Seed

Chemical and impact resistant

BEST FOR: PET PARENTS WHO ARE LOOKING FOR AN EASY SOLUTION TO REDUCE THEIR PETS BAD BREATH - NO BRUSHING REQUIRED

Calcium Magnesium Oxide

Allergen Defense Red Micro Pleated Air Furnace Filter, 12x24x1-In. Melnor Inc. A Squirrel-Resistant Metal Cage &12" x 24" x 1" Red Micro Allergen Filtrete Filter. 90% Effective At Capturing Large Allergens Like Mold Spores & Pet Dander, Captures Microscopic Allergens Like Dust, Smoke & Smog, Captures Bacteria & Particles That Can Carry Viruses, Meets The Guidelines Of The American Lung Association Health House Program. MPR Rating 1000, Filter Lasts For 90 Days.