The heater is made of duplex metal. The core pipe is made of stainless steel pipe, the external part is aluminum finned. When the heating controlling valve pipeline is open, the steam pass through the heater and enhance the temperature in the kiln, and achieved heating the timber. The number of heater group depends on the loading in the drying kiln.

Light&convenient,corrosion proof, high thermal conductivity It is simpleness of installing and using.