16x20x4 MERV 11 Puracell II, Plastic Frame Box Style, Synthetic MediaPUPFSB162041O $217.96 SKU: PUPFSB162041O Back $217.96 Quantity -+ Add to Cart Details 16x20x4 MERV 11 Puracell II, Plastic Frame Box Style, Synthetic Media DetailsBackDetails16x20x4 MERV 11 Puracell II, Plastic Frame Box Style, Synthetic MediaSee MoreSee Less