What to do if your furnace sounds like a helicopter
If you're sitting down on your sofa and suddenly sense like a Chinook is landing in your basement since your furnace sounds like a helicopter , you aren't on your own. It's one of those noises that immediately makes you sit up straight plus reach for the thermostat. While furnaces are rarely "silent, " they certainly shouldn't sound like they're preparing for takeoff. That rhythmic thumping or speedy mechanical whirring is usually usually an indication that something revolving has gone rogue. ...