| 摘要 |
PROBLEM TO BE SOLVED: To prevent a worker from forgetting to attach a waterproof ventilation member to a housing.SOLUTION: A waterproof ventilation member 1 includes: a ventilation film 11; an adhesive layer 12; a metal layer 13. The ventilation film 11 includes: a first main surface 11a; a second main surface 11b; a center portion 11c directly contacting with outer air on both of the first main surface 11a and the second main surface 11b; and an outer peripheral portion 11s positioned at a periphery of the center portion 11c and is formed so that air is allowed to pass between the first main surface 11a and the second main surface 11b and a liquid is blocked from passing therebetween. The adhesive layer 12 is provided at the outer peripheral portion 11s at the first main surface 11a side. The metal layer 13 is provided at the outer peripheral portion 11s at the second main surface 11b side. |
