Choosing a pyrolysis boiler

how does the boiler work

To buy pyrolysis boilers for a large (daily) laying of firewood? - or let them further please with their appearance the seller on the shelf of his shop? The device is clearly ambiguous, and first of all, we, the users of heating equipment, are struck by the price - 2 to 3 times more than for an ordinary solid fuel boiler. What kind of money?

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