What are the advantages and disadvantages of fan heater ?

　　Fan heater is a combined unit composed of fan, motor and air heater. It is suitable for various types of workshops. When the air does not contain dust and flammable or explosive gases, it can be used as circulating air heating. The fan heater can be used independently for heating, generally to supplement the insufficient part of the radiator or use the radiator for on duty heating, and the rest of the heat load is borne by the fan heater. What are the advantages and disadvantages of fan heater heating?

　　1. Advantages of heater fan:

　　(1) Small air heaters can be hung without occupying the building area. Large air heaters can be installed on the ground with limited floor area.

　　(2) The temperature rises quickly during startup.

　　2. Disadvantages of fan heater heating:

　　(1) The fan is noisy when the heater is running. Generally, the noise of small air heater fan is about 60dB (A), while that of large air heater is still higher.

　　(2) Fan heaters are placed in heating rooms to directly heat indoor circulating air without supplementing fresh air (outdoor air), which cannot improve indoor air quality.

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