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The fireplace is used for aesthetics and warming up the home. During a home construction, the fireplace to be built depends on the fuel to be used. The nominal size of a chimney is a width of two feet, height of two feet and a depth of eighteen inches. This dimensions are average and can be increased to suit the desired size. The construction is usually of masonry. In the recent times, new materials have been developed for the construction of chimneys.
The fireplace should be built with a flue of good sizing. The outside dimensions should be about eight inches square as a minimum. The inside dimensions should be about ten inches square. The vertical back wall should about fourteen inches and the inclined one should be eighteen inches into the fireplace. The principal of the chimney is to have a throat that is properly constructed with a damper. The flue should have ample height above the house to have a good draft.
A fireplace should be able to radiate heat into the room by having a good inclined back wall. The smoke chamber should be adequate to suck up the smoke. The width of the throating is determined by the size of the chimney. The full damper opening is never less than the area of the flue. The hearth protects the floor from ash. This is made not less than the fireplace opening. Usually bricks are used for construction due to their fire resistance. They also offer good decoration in and around the chimney.
The walls of the fireplace are about ten inches thick. The sides are made wide and then faced with a suitable material. this sides can use wood or exposed masonry for beauty. The throating is located about seven inches above the bridging lintel. It is place at thirty degrees from the lintel. The flue should be perpendicular to the throat in order to take up the smoke. a good mason with knowledge of dimensions should be able to construct a working chimney in a home.
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