Quick view Compare Temporarily out of stock 18x20x2 MERV 13 HVAC Air Filters $22.40 As Low As $13.41 Per Filter! 18 x 20 x 2 Air Conditioner and Furnace Filter. Actual Size: 17-1/2 x 19-1/2 x 1-3/4. Filtration Rating: MERV 13, FPR 10, MPR 2200. Protects: Pollen, dirt, dust, pet dander,...
