从舒适和节约running cost的脚度,我同意你的观点。
however, 每个房间一个控制开关,需要更多的damper controller, 一套成本就起码$100。你装十几个的话,再加一个总的control panel,空调的设备的成本就要上升起码$2000+profit margin
从舒适和节约running cost的脚度,我同意你的观点。
however, 每个房间一个控制开关,需要更多的damper controller, 一套成本就起码$100。你装十几个的话,再加一个总的control panel,空调的设备的成本就要上升起码$2000+profit margin
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这倒是不知道。
-aChineseBostonian-
♂
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07/03/2012 postreply
09:44:06
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现在很多房子都有2甚至3个zoning. 每个
-FHZM-
♂
(77 bytes)
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07/03/2012 postreply
10:07:18
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