how does a chimney flue work
The fire down below in the fireplace needs three things to burn continuously oxygen fuel and ignition. The damper is there to allow smoke to exit as you use the fireplace or to keep rain and debris out when you arent using it.
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The flue is the metal duct work ceramic piping or brick chimney stack that runs from a firebox to the top of a chimney to the outdoors.
. Flues can be located inside a chimney or as a separate flue pipe. Either way the flue helps the smoke and other waste gases exit the home. When fully open the damper allows for sufficient air to start fires easily and keep them burning aggressively.
The hotter the gases are compared to the outside temperature the stronger the draft will be. Ad Double wall all fuel chimney. Check the controls If you have a top-mount damper simply pull on the chain.
The flue directs exhaust gases and debris from a fireplace upward to vent outdoors into the atmosphere. The flue is the opening in the chimney that allows for the passage of exhaust. A chimney flue is a structure that provides an outlet for smoke and heated air to escape your home.
It also protects the walls of the house from heat damage and other issues caused by hot materials. Flues should be proportionate in size to the fire system for optimum airflow and should be properly equipped with a liner that prevents high heat and toxic fumes from escaping into the home. It can usually be opened and closed by pulling a metal chain that extends the length of the chimney.
The flue has a damper near the bottom of the pipe or flue tiles and top of the firebox. Save 25-55 get free expert help free shipping. This opening can operate by a handle or a latch.
A flue ensures that no carbon monoxide leaks out of the chimney from a heating appliance. What Does A Flue Do. The height of the chimney will also effect drafts.
The damper is open if the chain can be pulled down before popping back up. When a chimney is filled with hot gas that gas tends to rise because it is less dense than the air outside the house. Two factors affect the amount of draft produced by a chimney.
When the damper is open the smoke should instead exit out of the chimney. The size of the flue is mainly determined by the size of the flue collar exhuast opening on the unit you plan on venting. This liner can.
A flue can be made out of several different types of material including brick metal or clay tiles. The flue works like an additional layer of sealing to keep cold air out when the fireplace isnt being used. Feel Cozy Secure at Home with Our After-Purchase Helpline.
Heating appliances are designed and tested for the flue size that maximizes combustion. When you arent using your fireplace. It also gives smoke and toxins such as dangerous carbon monoxide a pathway to exit the fireplace.
How does a chimney damper work. Its function is to regulate the volume of air that travels through the fireplacechimney system. A chimney damper is a manual mechanism that controls airflow and smoke through the chimney flue.
The taller the chimney the stronger the draft. A good flue will not be porous and corrode easily. Start a fire Smoke will begin to enter the room if the damper is closed.
Bricks are porous and not a suitable flue. As the hot gas rises through the chimney flue and fresh air enters the appliance it creates a difference in pressure known as a draft. A flue that is too small will constrict the flow.
Your chimney is one of the most critical components of a Nashville home with a fireplacechimney is one of the most critical components of a Nashville home with a fireplace. How does a chimney flue work. A chimney flue allows the exhaust gas from a heating appliance or a fireplace to safely exit the chimney.
The rising hot gas creates a pressure difference called draft which draws combustion air into the appliance and expels the exhaust gas outside. How does a flue on a fireplace work. In contrast an open one sends carbon-monoxide-rich exhaust through the flue and also assists in starting and controlling a fire.
A closed damper acts as a seal that keeps the exterior air out and the interior air in.
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