Lysol Triple Protection HVAC Furnace Filter 2 Pack 12x20x1 Size - Protect your home with Lysol Brand Triple Protection Air Filters, the first furnace filter certified asthma & allergy friendly by the Asthma and Allergy Foundation of America. Lysol home air filters are unscented and trap at least 95% of pollen, 92% of dust mite allergens, and 85% of pet dander. With 50% more wire-backed media than most others, Lysol filters are engineered to work better and last longer (up to 3 months each) than your average filter per published and independent lab test results. Lysol filters are built like commercial air filters using a two piece frame which makes them sturdier and more reliable. Includes activated carbon to neutralize odors and trap unpleasant and harmful vapors like pet odors, smog, etc. Plus, they are infused with an odorless, safe, natural antimicrobial to protect the filter. Made in the USA.