Most home appliances are not completely silent when they are operating. Your furnace is no exception to this rule, but the sounds coming from your furnace should never be loud or obnoxious. If you hear unusual sounds like whistling, then something is probably wrong with your furnace.
If the whistling is intermittent or not very loud, you may be tempted to ignore it. But letting a problem persist can lead to more damage inside your heater. If you have a furnace whistling in St.Augustine, our team can help. In the meantime, you can read more to learn what that whistling means for your furnace.