Allergen Defense Red Micro Pleated Air Furnace Filter, 20x30x1-In. First Alert Doing so will disrupt the

Doing so will disrupt the enzyme system

with a 5/8" inside diameter and strong 300+PSI burst strength

Pre-mixed 50:1 ratio → eliminates measuring and mixing

natural plant extracts

Non mercury thermometer

Allergen Defense Red Micro Pleated Air Furnace Filter, 20x30x1-In. First Alert Doing so will disrupt the20" x 30" 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, Color Red