BestAir A201-SGM-BOX-11R AC Furnace Air Filter, 20" x 25" x 6", MERV 11, with Cardboard Frame, Fits 100%, For Aprilaire/SpaceGard 2200, 2250 201 & Lennox PMAC-20C 24", Pack of 2

Filters out unwanted particles including dust lint, mold particles, pollen, bacteria, and virus carriers while allowing cleaner air to flow through Designed to perform with high efficiency and minimum pressure drop; conserving energy and lowering costs to your HVAC system Minimum Efficiency Reporting Value MERV of 11; generating better filtration and fewer particles and contaminants that pass through the filter Using best tech & design, BestAir Furnace Filter traps up to 95% of Airborne Particles 0.3 to 10.0 microns; Compared to a standard 1" fiberglass filter, we are 25-30% more efficient when capturing large household particles passing through the filter Fits: Aprilaire Space-Gard 2200, 2250 201; Lennox PMAC-20C 24" - includes cardboard frame