Chalk this DIY up to one of the most random projects we’ve ever done in the name of saving a buck. We have two wood burning fireplaces we do not use. We could, but for a variety of reasons, we really like our forced-air gas furnace. However, the draft from our chimneys was wreaking havoc with our heating and cooling bill. For some unknown reason neither of our fireplaces have a damper. I could stand next to the fireplace in the living room and feel the cold air pouring into the house this winter. Not good. It’s just as bad as one of my kids leaving the back door open. Except this…