Low temperature hot water floor radiant heating system consists of heat source, and the collector, the heat insulation layer, heating pipe, pipeline, valve, filling layer and filter etc...
低温热水地面辐射供暖系统由热源，分、集水器，绝热层，加热管，填充层以及管路、阀门、过滤器等组成。
Many groups around the copper wire by a layer of heat-resistant polyester film wrapped insulation.
多组铜丝的周围被一层耐热聚酯薄膜绝缘包裹。
Additionally, it can only apply to one layer insulation and cannot predict the heat transfer rate after insulation.
此外，只能限于包一层隔热材和无法对隔热材包覆后之散热率之作正确估算。
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