| 摘要 |
PROBLEM TO BE SOLVED: To provide a pleasant bathroom floor heating for warming the foot and cooling the head safely without trouble by obtaining floor heating with hot water from a furnace at a low facility cost and a low heating cost. SOLUTION: A hot water circulating pipe 6 from a furnace is laid and turned repeatedly on the rear surface of the floor slab 1 in an washing area and molded in one united body, a hot water circulating hole 4 is made in a side surface of a bathtub 2, a short pipe 3 is projected out and molded in one united body, and both the pipes are coupled together and a plug 5 is attached to the hot water circulating hole 4. And the rear surface of the floor slab 1 in the washing area and the hot water circulating pipe 6 are covered with a thermal insulating material 7. Also, instead of making pipe connections, the pipe, floor slab in washing area and bathtub may be molded in one united body. Also, a short pipe at one of the hot water circulating holes 4 may be omitted and, instead, a hot water supply pipe from the furnace may be connected directly to the hot water circulating pipe 6. |
