| 摘要 |
<p>A sound attenuating device including a sound insulating structure(14) and a windband (16). The sound insulating structure is constructed and arranged to receive vented air from an exhaust vent. The windband is affixed to the sound insulating structure and is constructed and arranged to prevent water from entering the sound insulating structure. The windband also provides a structure for attenuating sound.</p> |
