We’ll start off by saying that if it’s been longer than 3 months, then the time to change it is now, especially if that air filter is also used for your central air conditioning system. We want you to be able to get the most efficient and effective use out of both of your HVAC systems as you can. And considering how much you use both, chances are you’d like to do anything you can to prevent unexpected Hendersonville, TN furnace services.
One proven way to do so is by performing one small maintenance task that’s easy to do on your own—changing the air filter. You may be surprised to find just how important this component is to your furnace. It’s about much more than protecting your indoor air quality. In fact, protecting air quality isn’t even its purpose! So, what is?