Generally heater are classified by casing, heater element and control panel. Fan heater and space heater are a forcible heating machine whose temperature rises to the degree by its air getting into casing inside (Outlet from Inlet). In addition, it is a device to maintain the desired temperature by using the temperature controller. Depending on the location of use, it is organized by use and can be configured as explosion-proof type (IP22 ~ IP44). Air duct heater is installed in the duct to supply a constant temperature of air to each desired space. The heater type is thermostat heater, fan & thermostat heater and air duct heater. Heater can be easily removed and installed. In addition, we are able to provide in customized designs as per the requirement.