How Much Does It Cost to Replace a Flue Pipe

Traditional flue pipe replacement costs range from $400 to more than $800, especially if you have an older type of unit. If you have an older, less efficient unit, your flue pipe replacement costs will be much more than modern units. Your furnace needs to vent exhaust outside as part of its combustion.

How much does it cost to replace a furnace flue pipe?

Your furnace uses flue pipes to exhaust gases outside your home. The average cost to repair or replace a flue pipe is $400–$800.

How much is a flue pipe?

Depending on accessibility and the overall length, a flue pipe costs $400-$800. Carbon monoxide and leftover gases are carried out of your home by the flue.