sam2010 发表于 2016-5-31 11:28 " J) R4 D h& C1 ^) y! D0 V; [it depends on the capacity of the furnace. ) d; ]! y# D7 p& y" Ha 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? + ~, Z* Y% K9 ^# R. D: ~