18x40x1 MERV 11 Heavy Duty/High Volume PleatGMXS18A40A1A $30.96 SKU: GMXS18A40A1A Back $30.96 Quantity -+ Add to Cart Details 18x40x1 MERV 11 Heavy Duty/High Volume Pleat DetailsBackDetails18x40x1 MERV 11 Heavy Duty/High Volume PleatSee MoreSee Less
