| 摘要 |
PROBLEM TO BE SOLVED: To provide a low-cost floor heating structure of hot water type giving a uniform temperature over the whole surface of floor plates laid on the floor of any building, wherein the temperature of the floor plate surface is quickly raised, less labor is needed for installing a hot water duct when the floor plates are installed, and the workability is excellent. SOLUTION: The floor heating structure of hot water type includes the hot water duct installed between a floor underlay material and a floor finishing material wherein the hot water duct has a forward passage part and a return passage part, and the forward passage part has a communication by its end with the return passage part, and it is arranged so that the forward passage part and the return passage part can make heat exchange directly. COPYRIGHT: (C)2004,JPO |
