Wiremold 887B Mounting BoxWiremold 887B Mounting Box The Wiremold 887B Mounting Box is a pivotal component of the 880 Series Floor Box family, engineered to deliver power and data directly to open workstation layouts with minimal clutter. Designed for low density power or communication needs, this mounting box makes it easy to install reliable outlets exactly where users work, enabling cleaner desks, safer floors, and streamlined maintenance. Available in a cast iron version