12x24x4 MERV 11 Pleated Air Filter 3PK - 11.375x23.375x3.625 - Actual Size Reverse Osmosis and waterproof housing

and waterproof housing

Flow Rate: 10 GPM

20x25x4 MERV 11 filters are right on the cusp of being classified as “medium efficiency MERV pleated air filters” and “high-efficiency MERV pleated air filters

Nominal Micron Rating: 1

12x24x4 MERV 11 Pleated Air Filter 3PK - 11.375x23.375x3.625 - Actual Size Reverse Osmosis and waterproof housing12x24x4 MERV 11 Air Filter Box of 3 Actual Size of Filter: 11. 375 x 23. 375 x 3. 625 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. 12x24x4 MERV 11 filters are right on the cusp of being classified as