20x22x1 MERV 11 Pleated Air Filter 6PK - 19.5x21.5x.75 - Actual Size MERV 11 Air Filters Harmsco HC-90-1 1 Micron Hurricane

Harmsco HC-90-1 1 Micron Hurricane 90 HP Pleated Polyester Filter Cartridge

25x28x2 MERV 11 Air Filter - Box of 6

Actual Size of Air Condition / Furnace Air Filters: 9 1/2 x 19 1/2 x 1¾

28 bar @ 15

20x22x1 MERV 11 Pleated Air Filter 6PK - 19.5x21.5x.75 - Actual Size MERV 11 Air Filters Harmsco HC-90-1 1 Micron Hurricane20x22x1 MERV 11 Air Filter Box of 6 Actual Size of Filter: 19. 5x21. 5x. 75 Air filters are ranked in a minimum efficiency rating value (MERV) system. The higher the MERV rating, the better the filter can filter out all airborne particulates. Since we are constantly trying to improve indoor air quality, it only makes sense that we would offer air conditioner filter MERV 11. 20x22x1 MERV 11 filters are right on the cusp of being classified as medium