These exterior wall covers are ideal for applications where concealment is desired, high wind loads are expected, or lateral shear is required. Infill (provided by others) can be used in various cladding systems, including metal, glass, and stone. XLS-2G joint sizes range from 8" to 24". This re-engineered system has a modular design with lightweight magnets and a compact pulley system, making it easier to install and modify in the field. After an event, the pulley assembly returns the door assembly to the nominal position. Contact the factory for larger sizes or custom applications.