20x24x4 MERV 10 Heavy Duty/High Volume Pleat20x24x4 MERV 10 Heavy Duty/High Volume Pleat $36.48 SKU: GHX20244 Back $36.48 Quantity -+ Add to Cart Details 20x24x4 MERV 10 Heavy Duty/High Volume Pleat DetailsBackDetails20x24x4 MERV 10 Heavy Duty/High Volume PleatSee MoreSee Less