how does a chimney damper work

How Does a Fireplace Damper Work. The taller the chimney the stronger the draft.

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A chimney damper is located in the flue and it seals the chimney airtight when it is not in use.

. A spring pulls open the hinged damper top. The hotter the air and gases inside a chimney get the stronger the draft will be. In order for the chimney to work well a draft needs to be created inside it.

You close it when there isnt fire so that outside air cant get into your home. The damper is usually operated with a small knob or handle on the side of the chimney. It also works to prevent cold downdrafts from sweeping through your home in the wintertime.

Without a damper your chimney is an open window to the outside. Conversely outside air can enter through the flue into the firebox. A fireplace damper plate is the piece of metal or ceramic that opens or closes to allow or prevent air to pass freely through a chimney or flue.

The top of the damper stays horizontal the entire time so in the open position the damper also serves as a chimney cap. They also keep the chimney sealed when it is not in use which keeps cold air from entering. When you actively use your stove or fireplace the damper is open to allow proper airflow and let the smoke out.

The damper sits just above the firebox at the base of the chimney. Other models feature a low-profile frame that fits the very top of the damper. The hotter the gases are compared to the outside temperature the stronger the draft will be.

Most dampers are a simple metal flap that opens out of the way to let smoke exit your home when the fireplace is in use and they closes to keep the warm air from exiting your home. If a chimney is not sealed when the fireplace isnt in use then the heat from your home can escape through the chimney. Chimney dampers control the airflow of your chimney.

The damper is a device that seals your chimney when your fireplace is not in use. Diving even deeper down the rabbit hole the all. A chimney damper is a manual mechanism that controls airflow and smoke through the chimney flue.

The chimney damper should be open when the fireplace is in use and can be closed when it is not. 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 damper plate located at the throat base of a chimney is usually rectangular in shape and is held in place within the chimney by a surround.

When you think of a chimney damper think of it as a lid for your fireplace. Additionally if the chimney is taller. The chimney houses the flue which is just the airway in which the smoke rises from the fireplace and exits through the roof.

A fireplace damper acts as a gatekeeper for your fireplace. The height of the chimney will also effect drafts. It works to help better control your indoor temperatures saving you energy month-to-month.

A good strong draft pulls the smoke and byproduct gasses out of the home replacing it with cooler air which continues to push the smoke and gasses out. The rising warm air is called the draft. When your fireplace isnt in use the metal piece of the damper is meant to be closed against the frame to prevent air exchange between the home and the chimney.

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. If youre using the chimney ensure the metal flap piece is opened by a lever knob or cable to allow smoke to pass through the chimney effectively.

When you are not using your stove or fireplace a closed damper prevents cool. The air inside a chimney needs to be hotter that the outside so it will pull in air from the fire and the cold rooms the fire is trying to heat. The wire expands to open the damper and compresses to close it.

You open it when you have a fire burning to allow smoke and gas to escape. Your wood stove or furnace and through the chimney flue. Fireplace Damper Plate.

What is a Chimney Damper. Chimney dampers are located just above the firebox and they help control ventilation. The damper also has a purpose of helping to get your fire going.

When it comes to your chimney the warm air including smoke rises up from the heat source eg.

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