20x20x4 MERV 8 Parker LoadTECH High-Efficiency Extended Surface Mini-Pleat, Box Style1131803 $96.12 SKU: 1131803 Back $96.12 Quantity -+ Add to Cart Details 20x20x4 MERV 8 Parker LoadTECH High-Efficiency Extended Surface Mini-Pleat, Box Style DetailsBackDetails20x20x4 MERV 8 Parker LoadTECH High-Efficiency Extended Surface Mini-Pleat, Box StyleSee MoreSee Less