| 摘要 |
PROBLEM TO BE SOLVED: To provide a bathtub connection device easy to clean by improving a conventional bathtub connection device used for a forced circulation bath heater or a jet bath. SOLUTION: The bathtub is provided with a body member 2 and a cover member 3. The cover member 3 consists of a cover body 5, an outer filter 6 and a filter check 7. The member 3 is a part that the outside filter is held between a cover body 5 and a filter check 7. An inner filter 25 is disposed in the body member 2. The outer filter 6 of the cover member 3 side has more delicate mesh than the inner filter of the body member 2 side.
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