What does a stove throat plate do?
Throat plate: (See also baffle plate) The throat plate is located in the upper region of the stove firebox. It deflects the flames and heat generated by the fire around itself before exiting out into the flue.
What does a baffle in a wood stove do?
The simplest way to describe a baffle plate, which is placed at the top of the fire chamber, is a deflector shield which reflects heat back into the combustion chamber. This ensures that as much heat as possible is retained in the stove and emitted into the room in a controlled manner.
Do I need a flue liner for a multi fuel stove?
A chimney liner is obligatory if you are installing a woodburning stove, gas fire or open fire in a new build property to comply with Document J of current Building Regulations. A chimney liner may be necessary in an older property if the flue inside your chimney is no longer safe to use.
How often should you replace your chimney liner?
The average lifespan of a chimney liner is 15 to 20 years. After two decades you will probably need to get the entire liner replaced to make sure it’s still up to code and not a serious fire risk.
How important is a chimney liner?
The liner prevents the fire’s heat from passing through the masonry and affecting the home. The liner also protects the masonry from the corrosive gases produced by the fire. When tested, industry professionals found that when the corrosive gases penetrate the masonry, it decreases the usable life of the chimney.
Is a cracked chimney liner dangerous?
Fire & Health Risks When heat, moisture and gases escape through gaps and cracks in your chimney, they can deteriorate your chimney from the inside out. More importantly, the gaps and cracks can cause health risks, by allowing poisonous gases to escape into your home.
Can a cracked chimney be repaired?
Individual chimney bricks that have a small crack or two can be repaired with a high-heat mortar and a caulk gun. Clean out the crack with the edge of a putty knife or with a screwdriver. Sweep the crack clean with a wire brush.
Can you repair a cracked chimney liner?
This vertical cracked flue liner should be repaired using HeatShield or a stainless steel liner. In some cases if only one flue tile is broken near the top of the chimney and it is accessible enough for replacement, then it can be removed and replaced. Using a masonry hammer you would remove the ENTIRE flue tile.
What causes chimney to crack?
When you start a fire in your fireplace, it heats up your chimney flue, causing it to expand. If there isn’t proper clearance between the flue and the inside of the chimney wall, the expanding flue will start pressing into the brick causing it to crack.