MervKing 20x20x1 Air Filter | MERV 11 | MPR 1000 - 1200 Ultra Pro | 12-Pack | Pleated HVAC AC Furnace Replacement Air Filters | Actual Size: 19.7" x 19.7" x 0.75"

☘ 20x20x1 Air Filter Replacements for HVAC, Furnace, Air Condition, or Heat Pump Systems (Actual Size: 19.7" x 19.7" x 0.75") 12 Pack ☘ Merv 11, MPR 900-1000 Ultra Pro, Protects from Dust Mites, Pollen, Dander, Viruses, Bacteria, Mold, and More by Trapping 90% of Airborne Particles Without Impacting Air Flow ☘ Ideal for Homes, Offices, Schools, Hospitals, and Commercial Spaces, Promoting an Environment with Clean and Fresh Indoor Air ☘ High-Quality Construction, 100% Synthetic, Advanced Pleated Polypropylene Filtration Media Offering Superior Capture Coverage, Optimizing Airflow & Efficiency.