It is not improper for people to wonder if it is okay for their furnace fan to run continuously in “on” mode, and whether there are any benefits to doing this, or if it can cause any harm to their system. It is advisable for you to read on to learn whether you may want to consider running your furnace fan continuously, and what considerations you should keep in mind before taking this step, a common question people have is “should I run my furnace fan continuously?” The main benefit of running the furnace fan continuously is that you will have a better circulation of your home’s heated or cooled air! The majority of homeowners with larger homes or multi-story homes will experience this effect more than those with smaller or one-story homes. There is a natural tendency for the upper levels of your home to be warmer and the lower levels to be cooler because heat rises. If you run your fan continuously, you will achieve an even temperature throughout your entire house, by putting your temperature control on “fan on” mode, you will be able to reduce the temperature by pulling some of the warm air back down the stairs while at the same time pushing some of the cooler air from the lower levels up into the upper floors through the HVAC duct. In the warm season months, if you have a one-story home, you can still benefit from running your furnace fan continuously as it will keep your home at a constant temperature and prevent you from having hotspots or frigid spots, and saving you from running it continuously in the winter season months. There is also another benefit for those who suffer from pollen irritations, asthma, or any other respiratory troubles, or if they have family members who suffer from these conditions. The upgrade of a whole home air purifier is an appealing plan for these types of homes, and the quality of the air will be greatly improved by the continuous operation of the furnace fan.