Last Activity:08-09-2010 10:22 PM
Posted in thread: How large should my furnace intake duct be? on 08-09-2010 at 10:22 PM
I have a 2500 sq/ft single story home. I want to install a new furnace-AC unit. The system I
want to install is a Rheem 125K BTU Furnace. My current intake (return) duct measures 7" X 20".