Exhibit 1: Breakdown of building energy use by end uses and envelope components (percent)
5.0
10.0
15.0
20.0
25.0%
14.5%
10.4%
9.7%
9.1%
8.9%
8.1%
6.4%
5.9%
3.7%
2.6%
20.7%
Lighting
Windows
Infiltration
Other appliances and plug loads
Water heating
Walls
Refrigeration
Roof
Foundation
Cooking
Other
