| 摘要 |
PURPOSE: A heat source device using a sheet heating element is provided to have an excellent insulation by efficiently using inner and outer spaces where a sheet heating element is installed, thereby achieving excellent heat insulation function and heating output. CONSTITUTION: A heat source device comprises a heat source unit (100) and a blower unit. The heat source unit comprises a first pipe, a second pipe (120) and a heat insulation unit (140). The second pipe is supported by multiple holding fixtures (121) inside the first pipe and fixes a sheet heating element in the inner side of the second pipe. The heat insulation unit is installed to wrap around the first pipe and has an insulation place inside. The blower unit is installed at one side of the heat source unit and blowing function is performed.
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