The average furnace has a btu rating of 80 000 to 100 000 btus.
80000 btu electric furnace.
80 000 btu gas furnaces turn back winter s iciest blasts with an 80 000 btu furnace that will chase the chill for less money and less worry than your old furnace.
You ll want to look at a unit s btu as well as its efficiency.
Goodman gmh80803bn 80 000 btu furnace 80 efficiency 2 stage burner 1 200 cfm multi speed blower upflow horizontal flow application.
The btu refers to the heat output the furnace creates.
But if you chose a furnace with a higher efficiency like 93 percent you could downsize to a smaller input btu closer to 85 000.
Wholesale furnaces buying guide.
A furnace with 100 000 btu and an efficiency of 90 delivers 90 000 btus of heat to a home the remaining 10 is what is lost through the flue.
Gas furnaces use gas to heat your home.
Goodman gmh80805cn gas furnace two stage burner multi speed blower upflow horizontal 80 000 btu 4 0 out of 5 stars 1 goodman gmss920803bn single speed 1 stage upflow horizontal low nox gas furnace with 17 1 2 92 afue 80 000 btu 1 200 cfm.