FiltersFast Compatible Replacement for Trion MERV 8 Comp. Air Bear Furnace Filter 2-Pack 20" x 20" x 5" (Actual Size: 19 11/16" x 20 11/16" x 4 7/8") 255649-103 Dimensions: 20" x 20" x 5" (Actual Size: 19 11/16" x 20 11/16" x 4 7/8") MERV Rating: MERV 8 Assembly technique: Media pack totally bonded to frame Energy Efficient - Saves You Money! Made in the USA!