The Best Brand Removable Wall Mounted Mullion Kit for Exit Devices by Dormakaba, model RPKMCB822SK689, is a heavy-duty commercial and industrial door hardware designed for security, commercial, and fire doors. This gray steel mullion kit features a bottom mount for easy installation and a powder-coated finish for durability. With dimensions of 3.5 inches in height and 4 inches in width, this kit is suitable for various door fittings and provides a reliable solution for commercial buildings and establishments.
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