sam2010 发表于 2016-5-31 11:284 S+ L9 e8 R) }& T7 P; O# @; Y
it depends on the capacity of the furnace. 7 l, h3 T, `$ l8 m) _- ?+ Ta 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? + l, V& w% ]; X% v' z; d F4 `