16x20x4 MERV 14 Puracell II, Box Style, Fiberglass Media16x20x4 MERV 14 Puracell II, Box Style, Fiberglass Media $174.36 SKU: PURII162049 Back $174.36 Quantity -+ Add to Cart Details 16x20x4 MERV 14 Puracell II, Box Style, Fiberglass Media DetailsBackDetails16x20x4 MERV 14 Puracell II, Box Style, Fiberglass MediaSee MoreSee Less