The building envelope is the interface between the interior of the building and the outdoor environment, including the walls, roof, and foundation. Acting as a thermal barrier, the building envelope plays an important role in regulating internal temperatures and helps to determine the amount of energy required to maintain thermal comfort. Minimizing heat transfer through the building envelope is crucial for reducing the need for space heating and cooling. The overall design can help determine the amount of heating, cooling and lighting a building will require.
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