Quick view Compare Choose Options 18x24x1 MERV 13 HVAC Air Filters $20.15 As Low as $8.95 per Filter! 18 x 24 x 1 MERV 13 Air Filter for A/C and Furnace. Actual Dimensions: 17-3/8 x 23-3/8 x 3/4. Filter Rating: MERV 13, FPR 10, MPR 2200. Our premium 18x24x1 MERV 13...
