10 December 2014
If your furnace blows out cool air on a winter day, you will want to find out what is wrong right away. Since it is at least blowing air, you can rule out a few things such as a power failure, fan malfunction, or leak in your ducts. The problem is likely in your burner. There are a few different things that can cause your burner or heating element to shut down.
1 October 2014
Your ventilation ducts can build up dust over time, which can have a negative impact on the efficiency of your heating and air conditioning units. Although ordinary dust in your ducts may not represent a risk to your health, some other factors could cause you some mild to moderate health issues. If you have a sensitivity (dust, mold, or pollen) or if you notice your system expelling tiny debris into your home, a cleaning might be a good idea.