| 摘要 |
PROBLEM TO BE SOLVED: To provide the waterproof pan structure of a bathroom for securing sufficient sealing performance at a pipe rising part and an inspection lid part of a waterproof pan while simplifying sealing work regardless of the form of piping used as a hot and cold water supply pipe. SOLUTION: An inspection hole has an annular raised wall part erected upward from the floor face of the waterproof pan, and a piping member is mounted to the outer peripheral surface of the raised wall part through a fastening means when the inspection hole is used as a piping hole. The inspection holes are respectively provided in the opposed positions of floor face corner parts of the waterproof pan, and the piping member formed of an elastic material for raising a copper/steel pipe is mounted in a fitted state into one inspection hole, while the piping member made of resin for raising a resin pipe is mounted in a fitted state into the other inspection hole. COPYRIGHT: (C)2004,JPO&NCIPI
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