Hot water boiler solid-BLAGO

The proposed furnace pyrolysis. Wood burning in it at least 20 hours. Provides maximum efficiency of combustion of wood. The principle of pyrolysis fuel combustion, first by aeration of fuel, and then, afterburning of unburned pyrogas.
In it, the top of the installed heat exchanger, where hot water is fed to the battery.
Brickwork of the combustion chamber provides for fireclay brick.