Fireplaces rank among the top three features desired by new homebuyers. Unfortunately, fireplaces are also major air gaps—they can send up to 8 percent of valuable furnace-heated air flying out the chimney, making them really fun to look at but inefficient as heating sources.
Here's the good news: You can transform your firebox into an efficient room heater by adding an insert. See Fireplace Inserts
to learn how adding an insert before December 31, 2010 qualifies for a 30 percent tax credit of related costs up to $1,500.