When it comes to heating repair in Murfreesboro, there are a number of things that could be wrong with your system. You may be in need of furnace repair, duct installation, or simple furnace filter replacement. Watch this video for help in determining the air flow direction for a furnace filter.
Replacing your furnace filter is a relatively straightforward job that can substantially enhance the efficiency of your heating system. You can identify the front of the filter due to its reinforced mesh, which is used to prevent breakdowns caused by air transfer. The other side does not have a reinforced mesh, and instead is just a clean filter for air to transfer through. Furnace filters typically have a small image on the top that shows the direction in which it should be installed; this small diagram displays the air flow pattern so that the air can be filtered properly.