sam2010 发表于 2016-5-31 11:288 j$ r& K9 z5 I# b
it depends on the capacity of the furnace.2 |: S! [9 D7 B+ }1 C
a furnace with 3000 cfm blower, 100mbh or above gas inpu ...
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谢楼上的专业解答,你说的跟cmf blower跟那个什么BTU有什么关系吗? o1 Q9 I$ A2 }! y4 |, G! P