{"id":2319,"date":"2022-12-19T11:00:00","date_gmt":"2022-12-19T16:00:00","guid":{"rendered":"https:\/\/www.comfortflow.com\/blog\/?p=2319"},"modified":"2022-12-16T19:01:55","modified_gmt":"2022-12-17T00:01:55","slug":"why-does-your-furnace-need-an-exhaust-flue","status":"publish","type":"post","link":"https:\/\/www.comfortflow.com\/blog\/heating-service\/why-does-your-furnace-need-an-exhaust-flue\/","title":{"rendered":"Why Does Your Furnace Need an Exhaust Flue?"},"content":{"rendered":"
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Your furnace creates a lot of heat when it is on. This may seem obvious since it has a single purpose \u2013 and that\u2019s to heat your home. But your furnace isn\u2019t only generating heat. It also creates carbon monoxide fumes that need to be safely transferred outside of your home and away from the air you breathe.<\/p>\n\n\n\n

That\u2019s why your furnace has an exhaust flue \u2013 to move these fumes outside. Unfortunately, it\u2019s not uncommon to have problems with your exhaust flue as the system ages and parts wear down. If your furnace exhaust<\/a> system is showing signs of damage, you definitely want to address the problems early before they worsen.\u00a0\u00a0<\/p>\n\n\n\n\n\n\n\n

Understanding Your Exhaust Flue<\/h2>\n\n\n\n

Your furnace\u2019s exhaust flue is also called a furnace exhaust stack. The component is a metal tube that is designed to provide a path for carbon monoxide and other dangerous gases to leave your furnace\u2019s heat exchanger and safely go outside. The metal tube has a damper inside that helps to regulate pressure between the inside air and outside air. <\/p>\n\n\n\n

It creates suction that draws carbon monoxide and other gases up and out. The damper also works by preventing these gases from reentering the system. Some homeowners have a furnace exhaust with a unique outlet while others route the exhaust to the existing chimney as an exit point. <\/p>\n\n\n\n

Exhaust Flue Problems<\/h2>\n\n\n\n

There is a variety of problems you can face with your exhaust flue, but they all lead back to a single danger \u2013 carbon monoxide poisoning. If carbon monoxide and other dangerous gases can get into the air of your home you and your family can become very ill without understanding why. Flue problems may include:<\/p>\n\n\n\n