Replacement For FILTER 20X21X1 MERV 7 MPR 600 6 PIECES ACTUAL SIZE 20 X 21 X 075 MADE IN THE USA FILTE FILTERS CARTRIDGES AC, AIR CONDITIONING AND FURNACE.
Replacement For FILTER 23 12X23 12X1 MERV 10 MPR 1000 6 PIECES ACTUAL SIZE 23 X 23 X 075 MADE IN THE FILTERS CARTRIDGES AC, AIR CONDITIONING AND FURNACE.