24x24x21 MERV 9 Fiberglass Pocket Filter, 8 PocketPBG24242148 $138.72 SKU: PBG24242148 Back $138.72 Quantity -+ Add to Cart Details 24x24x21 MERV 9 Fiberglass Pocket Filter, 8 Pocket DetailsBackDetails24x24x21 MERV 9 Fiberglass Pocket Filter, 8 PocketSee MoreSee Less