Filterbuy 16x28x6 Air Filter MERV 8 Dust Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement for Aprilaire Space-Gard 401/2400 & Lennox (Actual Size: 15.50 x 26.88 x 6.00 Inches)16x28x6 replacement whole house air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 15. 50" x 26. 88" x 6. 00") MERV 8 synthetic media (comparable with MPR 600 & FPR 5) protects homes from mold, pollen, and more while trapping 90% of dust particles without impacting air flow High quality construction (made in the USA) features an electrostatically charged design with 8 pleats per foot that captures more harmful