20x20x4 MERV 14 Parker LoadTECH High-Efficiency Extended Surface Mini-Pleat, Box Style1136403 $162.48 SKU: 1136403 Back $162.48 Quantity -+ Add to Cart Details 20x20x4 MERV 14 Parker LoadTECH High-Efficiency Extended Surface Mini-Pleat, Box Style DetailsBackDetails20x20x4 MERV 14 Parker LoadTECH High-Efficiency Extended Surface Mini-Pleat, Box StyleSee MoreSee Less