Quick view Compare Temporarily out of stock 24x24x2 MERV 13 HVAC Air Filters $22.39 As Low as $13.41 per Filter! 24 x 24 x 2 Air Conditioner and Furnace Filter. Actual Size: 23-3/8 x 23-3/8 x 1-3/4. Filtration Rating: MERV 13, FPR 10, MPR 2200. Protects: Pollen, dirt, dust, pet dander, virus...