To choose a home distribution box, you must count your circuits and add 30% spare space. Renovation projects, especially those involving older homes, often require updating or installing a new distribution box. This article guides you through selecting a distribution box that is both. A distribution box, sometimes referred to as a panel board, distribution board, or breaker panel, is an essential part of electrical systems that makes it easier to distribute electricity throughout a structure. It facilitates the flow of electricity, guards appliances, and guarantees the proper functionality.