Yes that is a cracked heat exchanger folks! Every section has a crack. Many things can lead to this: age, poor maintenance, wrong duct sizing etc. If you feel that your heating system may be not operating properly or it is just time for your yearly maintenance visit, call or text me 812.805.0547.
Or book online today!
Good Guys Heating, Air Conditioning, & Plumbing service in Fortville as well as proudly serving Indianapolis Indian!
Bad heat exchanger on a gas furnace