谢谢寺言。
Energy star package 包括：
- R25 exterior walls, R20 basement exterior walls, R32 ceiling no attic, R32 exposed floor, air leakage control
- Minimum of 15 compact fluorescent light bulbs, airtight plastic electrical boxes in heated ceiling, airtight pot lights
-main supply sealed with foil tape, pricipal exhaust fan rate at 1.5 sonnes, ventilation distribustion interconnect (furnace), furnace with 90% AFUE (好像已经是高效炉了）,rental hot water tank with minimum of .60EF
-HRV (standard installation) 这个是不是自己装好？
另外，地下室是walkout basement，说是向下多8"，向上多4"。这不会使drive way 太倾斜吧？
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