14x25x1 MERV 13 Pleated Air Filter 6PK - 13.5x24.5x.75 - Actual Size GE 20x20x4 MERV 8 filters are

20x20x4 MERV 8 filters are a considerably better choice for healthier air

20x30x2 MERV 13 Air Filter - Box of 6

post-cure procedure ensures a tasteless and odorless water chamber

Part number 155274

Everpure BH2 (EV9612-51) Replacement Cartridge

14x25x1 MERV 13 Pleated Air Filter 6PK - 13.5x24.5x.75 - Actual Size GE 20x20x4 MERV 8 filters are14x25x1 MERV 13 Air Filter Box of 6 Actual Size of Filter: 13 1 2 x 24 1 2 x 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 13. 14x25x1 MERV 13 filters are right on the cusp of being classified as medium