Level and install hangrail(s) at the desired height, with the screw holes facing downward. Whether in a home or an industrial facility, this box keeps your electrical setup organized, functional, and efficient. If it's done poorly, you risk short circuits, fire hazards, or system failure. Done right, it ensures. PREPARATION: REMOTE LED DRIVER / POWER SUPPLY ENCLOSURE SHOULD BE MECHANICALLY MOUNTED TO BUILDING STRUCTURE SUCH AS A STUD. PRE-CONSTRUCTED RECESSED CAVITY SHOULD BE A SNUG FIT TO TOP AND BOTH SIDES OF OUTER CHASSIS, UP TO 1/16" CLEARANCE PER SIDE IS ALLOWED. WIRING TYPE AND METHOD OF WIRING. Matrix Mirrors fixtures must be installed in accordance with all applicable national, state, and local electrical codes and by a licensed electrician. TO AVOID THE RISK OF SHOCK OR FIRE, DISCONNECT POW-ER BEFORE INSTALLATION. Recommended two-person installation. An electrical distribution box, also known as a power distribution box, panelboard, or consumer unit. Carefully remove metal box (chassis) from carton. Mounting slots are provided in the chassis. Check built-in balance to ensure that the chassis has. Inspect frame and mirror for any damages or manufacturer defects.