The second barrel acts as a heat exchanger.
In simple terms the advantage of a double barrel wood stove is that it burns less wood for an equilivent amount of heat output (its fuel efficient).
Can you burn coal in a barrel stove?
Coal gets really hot and to burn it in a stove you need to make sure that the stove has been designed to do burn coal. Every stove that is designed to burn coal will have a grate in the firebox, but do remember that not every stove with a grate is suitable for burning coal.
How can I make my wood stove barrel more efficient?
There are 3 easy ways to increase the thermal mass of a barrel stove, a) add firebricks to the base of barrel stove, b) add masonry legs, c) use heavy gauge steel. Add firebricks to the base of the barrel stove.
How hot does burn barrel get?
Burn barrels operate at relatively low temperatures, typically at 400 to 500° Fahrenheit (F) and have poor combustion efficiency (municipal incinerators run in the 1200 to 2000° F range). As a result, many pollutants are generated and emitted directly into the air.
How hot do barrel stoves get?
Barrel top center temperatures can get as high as 1000 degrees F though 500-800 is a more usual maximum, and the sides can be up to several hundred, especially near the top.
What’s the dimensions of a 55 gallon drum?
Its shape and size are easy to identify. The average Skolnik 55 US gallon open head drum is 34.70 inches in height with a diameter of 20.50 inches.
