sam2010 发表于 2016-5-31 11:285 H- T+ M* z4 H1 u0 l
it depends on the capacity of the furnace. . @1 p5 V9 S3 Xa furnace with 3000 cfm blower, 100mbh or above gas inpu ...
& O4 M5 g; C' t- w9 a# F+ f7 `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? ! t, O6 ~- R. h! j" }+ H- o