A weather barrier is provided for a frangible element such as a window having an outer perimeter, the frame including a plurality of struts defining a converging end and a diverging end of the frame, the diverging end having a given periphery, a plurality of brackets disposed about the outer perimeter of the frangible element, the diverging end of the frame engageable with the brackets to space the converging end spaced from the window, the given periphery of the diverging end corresponding to the outer perimeter of the window, and a flexible material encapsulating the frame to define an enclosed volume.