Product Type Assembly Components, Compatible with Product Type Wall Furnaces, Compatible Grainger Part Number 4LGE4, 4LGE5, 4LGE6, Compatible Mfr. Model Number GWT-25, GWT-35, Component Type Out of Wall Installation Kit, Overall Height 4 7/8 in, Overall Width 11 1/4 in, Overall Depth 6 in, Mounting Type Surface, Material Steel, Includes Hardware, Panels, Standards ANSI Z21.86, CSA2.32