Accumulair Diamond 14x18x1 (13.5x17.5) MERV 13 Air Filter/Furnace Filters (6 pack)
Over 30-times more efficient at capturing micro particles than ordinary fiberglass filters. The all new Accumulair Diamond with its MERV 13 rating is the highest efficiency Accumul... Show More
Over 30-times more efficient at capturing micro particles than ordinary fiberglass filters. The all new Accumulair Diamond with its MERV 13 rating is the highest efficiency Accumulair filter on the market! Great for helping reduce airborne allergens...