20x25x4 MERV 11 Puracell II, Metal Frame Single Header Synthetic MediaPUGSH202541O1 $362.52 SKU: PUGSH202541O1 Back $362.52 Quantity -+ Add to Cart Details 20x25x4 MERV 11 Puracell II, Metal Frame Single Header Synthetic Media DetailsBackDetails20x25x4 MERV 11 Puracell II, Metal Frame Single Header Synthetic MediaSee MoreSee Less