What are the economic benefits of installing a vegetated roof ?

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试卷: LEED v4 GA模拟题C卷[查看]
What are the economic benefits of installing a vegetated roof ?
A: Lower investment cost compared to roof surfaces with high SRI
B: Provides occupants a connection to the outdoors
C: Lower cooling costs for HVAC
D: Increased habitat for birds

参考答案: C

本题解释:
正确答案：C
系统解析: C:Vegetated roofs are great insulators. They act as a barrier between the sun’s heat and keep that heat from entering the building through the roof. Because of this added insulation the costs to cool the building can be reduced.

A:Vegetated roofs will have a higher upfront cost compared to a roof that has a EPDM covering or paint applied to it.

B:This is a social benefit, as part of the triple bottom line.

D:Vegetated roofs provide habitat for birds and insects. This is an environmental benefit.