The 55 and 88 Series are exit device crossbars with a classic design. The 55 and 88 Series have the same functionality with different dimensions and design elements; the 55 Series is a narrow stile device and the 88 Series is a wide stile device. The 55 Series is commonly used in retro-inspired architecture and historical buildings. The 88 Series is a standard device for applications where a crossbar is preferred. Both series are ANSI/BHMA A156.3, 2008 Grade 1 certified and UL rated.