sam2010 发表于 2016-5-31 11:280 [- l' w/ w" L" [4 l. U
it depends on the capacity of the furnace. - i& R" n5 I+ ~# Za furnace with 3000 cfm blower, 100mbh or above gas inpu ...
5 c. x2 M' p! R/ K$ [8 e' o
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? 9 o$ X* J9 P \4 S) |