You can also check 6 Pack - Air Filter Furnace 3M Filtrete 1000 Mpr Micro Allergen MERV 11 14x20x1 and American Air Filters 14x20x1 AAF-221-371-151 Case of 12 Household Furnace Lot for a better comparison at Furnaceairfilters.us.

Outperforms non-electrostatic home your furnace, conditioner, or exclusive Filtrete 3-in-1 technology 3M to trap air while flow microscopic particles such debris, bacteria lint, pollenFiltrete Performance equates MERV 13For change your air filters, and every months 4” and filters.The higher MPR, more microparticles - such as pollen, pet smoke, - your capture the air passing it.For residential use.
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