| 摘要 |
A heating system for heating the floor of a room. The heating system includes an airtight sealed chamber directly beneath the floor which is to be heated. The top wall of the chamber is a concrete panel which also forms the floor which is to be heated. An electric heater or other type of incombustible heater source is provided in the chamber for heating the air therewithin. A heat diffusion plate is provided immediately above the heater to assist in the application of heat to the concrete panel.
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