24x24x2 MERV 11 Pleated Air Filter 6PK - 23.375x23.375x1.75 - Actual Size White Westinghouse The H-54 cartridge features:

The H-54 cartridge features:

238C2334P003

Removes/Reduces: Sand

this filter provides up to 6 months or 300 gallons of clean

Adjustable Conductivity to TDS ratio from 0

24x24x2 MERV 11 Pleated Air Filter 6PK - 23.375x23.375x1.75 - Actual Size White Westinghouse The H-54 cartridge features:24x24x2 MERV 11 Air Filter Box of 6 Actual Size of Filter: 9 1 2 x 19 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 11. 24x24x2 MERV 11 filters are right on the cusp of being classified as medium