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Popular product ventilation fan，butterfly cone fan，heating maching，air inlet

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Auto Coal-burning Heating Machine

Keywords

Heat exchanger adopt the special three-pass design, remove dust automatically.

Equipped with both auto-alarm and auto- protection device.

Fan blowers can start on and off automatically (manually)

Automatically control air input and hot air output, automatically control environmental temperature.

There are computer-controlled and digital-controlled system for option.

Special insulation design which minimize heat loss.

The special designed combustion chamber , longer service life , various coal are available.

This machine combines combustion chamber with heat exchanger together. Exchange heat among the highest temperature parts, this latest indirect-heating technology make smoke and hot air walk their own way, absolutely no pollution.

Thermal conversion reach as high as 80%-95%, fast warming,small volume, easy installation, reliable use, and low cost. (The cost is only half, compared with the same capacity boiler )

It’s widely applied to greenhouse，poultry farm, livestock house, mining and factory buildings, also used in drying wood, tea, medicine, foodstuff and other fields.

PrveDJF series Centrifugal Push-Pull Exhaust Fan ( Double Rotational Hammer) NextAuto Gas-burning Heating Machine

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