Allergen Defense Red Micro Pleated Air Furnace Filter, 20x25x1-In. MR. HEATER The bracket features a center

The bracket features a center notch so the feeder can straddle an upright for added stability

3 Month Filter Is 90% Effective At Capturing Large Allergens Like Mold Spores & Pet Dander

Classic Plus

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Self-Sharpening for increased productivity and longer life

Allergen Defense Red Micro Pleated Air Furnace Filter, 20x25x1-In. MR. HEATER The bracket features a center20" x 25" x 1", Red, Micro 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.