Balanced draught is obtained through use of both induced and forced draught.
2.
The boilers are balanced draught with tilting burners mounted in the corners of the furnace.
3.
Types of draught can also be divided into " induced draught ", where exhaust gases are pulled out of the boiler; " forced draught ", where fresh air is pushed into the boiler; and " balanced draught ", where both effects are employed.
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