Building Materials

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The selection of building materials affects both the quality of the building itself and the environment beyond the building. When we look at the energy efficiency of a building, we should also consider the embodied energy used to manufacture and transport the materials from which the building is made.

tal impact involves the energy cost to mine, fabricate, and transport them.

Single Core in Center of Building

Perimeter Service Core Location

Detached Core r

[ wo Symmetrical Cores


Multiple Cores

Figure 3-2 Service core locations.

Power plants that supply electricity for buildings use very large quantities of water, which is returned at a warmer temperature, or as vapor. Mechanical and electrical systems use metals and plastics, along with some clay. These materials are selected for their strength, durability, and fire resistance, as well as their electrical resistance or conductivity. Their environmen-

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