20x24x4 MERV 13 Puracell II, Plastic Frame Box Style, Synthetic MediaPUPFSB202442O $287.16 SKU: PUPFSB202442O Back $287.16 Quantity -+ Add to Cart Details 20x24x4 MERV 13 Puracell II, Plastic Frame Box Style, Synthetic Media DetailsBackDetails20x24x4 MERV 13 Puracell II, Plastic Frame Box Style, Synthetic MediaSee MoreSee Less