Flue or Chimney Flue is a pipe, vent or duct which connects the chimney to the wood stove, furnace or other heating appliances. The main function of flue is to convey the exhaust gases to the atmosphere. While chimney flue is advantageous in letting out the products of combustion out in the air, the improperly adjusted flue can lead to house fire and excessive formation of creosote on the inner walls of Chimney.
It is easy to find the professional help with the chimney sweep by simply searching the internet with ‘chimney sweep near me’.
While the Chimney Sweep is well trained to diagnose the problems withyour chimney,
it is always better to be familiar with the type and behavior of chimney you have been using. Knowing how flue works can benefit in choosing the right version of flue.
There are two major types of flue and one must choose the right flue with help of Chimney Sweep.
Open Flue – This type includes drawing outside air into the appliance to aid the combustion.
Closed Flue– There are two types of closed flue. A Balanced Flue utilities naturally created drought created by the hot exhaust so the flue is as short as possible,usually sufficiently long to pass through an external wall against or near which the appliance is installed. The balanced flue terminal has both flue outlet and air inlet in close proximity, so any droughts or wind gusts pressure both equally and cancel out in the appliance. The other type is power flue which utilizes fans to make a way for the outside air enter the appliance and the obnoxious gases to the outside environment.
The flue also varies in size and a reputed chimney sweep can easily guide you thoroughly. It is recommended that the size of flue must not be smaller than the size of stove outlet. Chimney Sweep should remove the deposited soot as it is the main cause of Chimney fires. If the tar can’t be removed by chimney sweep, then the flue should then be lined properly to avoid potential fire.
The heating appliances need a supply of air for combustion, and to evacuate the flue gases otherwise they will not work. Without an air supply the appliances will not function in a good way and smoke might pour out into the house.The length of flue is one of the major factors affecting performance of your appliances. While there are no defined lengths, the chimney sweep can help you with the advisable length of the flue. Some experts say that the length should be around 1500 mm to avoid the hot flue gases in the room and avoid the soot which in turn prevent the house fire. For better prevention of flue gases escape, Chimney lining is recommended. Chimney liner must be installed in one continuous length with no joints within the chimney. Depending upon the type and application, one can choose between a variety of liners.