b******s
发帖数: 325 | 1 一个single family detached, colonial, about 2500 sqft + 500 basement，两层加
个partially finished 的walk out basement，只有一个heating and cooling zone。
如果要该成２个的话，很花钱吗？要花大概多少钱呢？
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Heating & Cooling
# of Heating Zones: 1
Forced Air Heating
Oil Heating
# of Cooling Zones: 1
Central Air Cooling
Full Insulation
Insulated Windows
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如果一个heating and cooling zone的话，一个月冬天的开销要多少？ We have very
cold winter.
还有，oil heating可以换成gas heating吗？贵吗？
thanks. |
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