sam2010 发表于 2016-5-31 11:28 9 z8 `4 |: R" `# lit depends on the capacity of the furnace.: v* R6 @0 _& Y7 H' y. ~
a furnace with 3000 cfm blower, 100mbh or above gas inpu ...
) L6 ]3 m9 n0 N1 H# e1 G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?( z3 Q8 Z2 n5 S D' q- r