The HZ700MD is a 7-inch deep extreme performance louver comprised of two pieces – a 4-inch horizontal front and a 3-inch vertical rear louver. The product was designed for applications needing a horizontal blade appearance but a vertical blade level of performance. It meets AMCA 550 and AMCA 540 standards for enhanced protection, and has a low pressure drop, which delivers greater energy savings. It can be paired with equipment that requires high energy filters.