| 摘要 |
Fitting members 13a and 13b to which tubes 12a and 12b as air guide members are attached are provided to respective end portions of a fitting body 11 of a connection fitting 10a, and a guide flow path 14 causing the tubes 12a and 12b to communicate with each other is formed in the fitting body 11. A partition wall 26 partitioning the guide flow path into two flow path portions 25a and 25b is provided in the fitting body 11. A cover 30 made of transparent material is mounted on the outside of the fitting body 11 and a humidity detection flow path 34 causing the flow path portions 25a and 25b to communicate with each other is formed on the inside of the cover 30. A humidity indicator 35 is arranged in the humidity detection flow path 34 and changes color thereof in accordance with the humidity of the air. |
