We were talking about how wood furnaces should be more efficient. I finally found the specs on the Caddy EPA Furnace. If I ever decide on replacing mine this is what I am gonna get. It will also match my current setup of my wood furnace.
http://www.psg-distribution.com/product.aspx?CategoId=15&Id=325
http://www.psg-distribution.com/product.aspx?CategoId=15&Id=325