25x28x2 MERV 13 Pleated Air Filter 6PK - 24.5x28.5x1.75 - Actual Size Super 10x30x1 MERV 11 filters are

10x30x1 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

18x30x1 MERV 13 filters are pleated

The Pentek WP5BB20P String Wound PolyPropylene Filter improves the flavor and reduces the metallic taste caused by iron

It is the component that generates the important humidity to keep you comfortable during the heating season

25x28x2 MERV 13 Pleated Air Filter 6PK - 24.5x28.5x1.75 - Actual Size Super 10x30x1 MERV 11 filters are25x28x2 MERV 13 Air Filter Box of 6 Actual Size of Filter: 24. 5x28. 5x1. 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 13. 25x28x2 MERV 13 filters are right on the cusp of being classified as medium