| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an aerator capable of improving waterproof performance by enhancing ventilation resistance, by providing a double ventilation slit hole in a ventilation member, and also providing a shielding member for covering a space of these slit holes and a water return member on the outside of the slit holes, in the present invention.SOLUTION: The aerator comprises a ventilation member 7 formed in a cross-sectional U shape of being fitted to the inside of the water return member 6 formed in a cross-sectional U shape of being fixed to a backing material 5 of an outer wall 3, and a shielding member 10 inserted between a pair of ventilation pieces 7b and 7c for respectively providing the ventilation slit holes 7b1 and 7c1 of the ventilation member 7 and covering a lower side slit hole 7c1 of the ventilation member 7 from above.</p> |
