Even when the thermometer reads single digits outside, you can still save some cash with these tips and tricks.

Similarly, if you need to set the thermostat higher than the intended temperature to keep the home warm, your furnace may ...

Replace the air filter ... How do I know if it’s my thermostat or furnace that’s broken? The first step is to check the display on your thermostat. If it is blank or doesn’t respond when ...

While it may be tempting to adjust the “anticipator” to take care of the problem or even replace the bimetallic thermostat with ... temperature and control the furnace in on-off mode.