Bottom Line Up Front: Your home's distribution box (electrical panel) is typically located in the basement, garage, utility room, or mounted outside near your electrical meter. A concealed DB box is an electrical distribution box installed within walls or ceilings, offering safety, organization, and compliance with electrical standards. It protects wiring, ensures easy access for maintenance, and maintains a clean appearance. These were called 'safe zones' in the 17th and earlier editions, now renamed 'prescribed zones' in the 18th edition. The actual zones have not changed between. This Code of Practice provides the details of the general principles to be applied to the design of distribution substations, including substations located at ground floor, basement, upper floor level including at high level in high rise building and outdoor areas. For substations situated in a.
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