24x24x11.5 99.97% DOP HEPA M-Series BOX Fiberglass HC GDS41638HC $766.48 SKU: 41638HC Back $766.48 Quantity -+ Add to Cart Details 24x24x11.5 99.97% DOP HEPA M-Series BOX Fiberglass HC GDS DetailsBackDetails24x24x11.5 99.97% DOP HEPA M-Series BOX Fiberglass HC GDSSee MoreSee Less