Your troubleshooting situation this month involves an 80% single stage gas furnace that has been in service approximately seven years. When you respond to the customer’s complaint of “no heat,” you ...

In this troubleshooting problem, the customer’s general definition of the situation gets more specific when you arrive at the site and discover that the reason there is no heat is because although the ...

Q: My daughter’s house has some new windows and some old ones. The house has gas-fired, warm-air heat. All the windows are soaked with condensation that has to be mopped up. Can you help? A: The first ...

As we head into the fall season, homeowners should seriously be thinking about fall tune ups, whether it's to improve air ...

Q. I would appreciate your opinion about ventless propane wall heaters. We have two of these heaters in our cottage and use them on a seasonal basis - short term in the spring and fall months. The ...