How a boiler works

The main features of a wood pellet boiler are descibed below.

1. The boiler showing the storage facility on the right

2. Filling the storage facility with pellets

3. Pellets are extracted from the storage facility and are fed along this tube

4. Pellets enter the bolier at the bottom where they are burnt

5. A small amount of ash is produced and collected in the tray

6. Ash tray can be simply emptied into a bucket