Automatic coal fired poultry/green house hot air heater high working efficiency:
1)energy:coal
2)heating style:hot water air

Automatic coal fired poultry/green house hot air heater high working efficiency:

1)energy:fire the coal to heat water in heater which set up in working room

2)heating style:hot water air,heated water air flow throgh tube and radiator in the house to warm house

3)safe and quick to increase temperature