Ruskin Co.'s EME520V is constructed of extruded aluminum for low maintenance and high resistance to corrosion and is Air Movement and Control Association Intl. Inc. (AMCA)- certified for both wind-driven rain protection and air performance. Its closely spaced vertical blades prevent penetration of wind-driven rain, which reduces damage and additional operating expenses. The louver features 43 percent free area, mechanically fastened construction, and visible mullion construction. For more information on this vertical louver, or our other featured products, visit http://bit.ly/FeaturedHVACProduct.
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机译：拉斯金公司（Ruskin Co.）的EME520V由挤压铝制成，维护成本低，耐腐蚀，是美国航空运动和控制协会（Air Movement and Control Association Intl。） Inc.（AMCA）-通过了防风雨和空气性能的认证。其紧密排列的垂直叶片可防止风雨的渗透，从而减少损坏和额外的运营费用。百叶窗具有43％的自由面积，机械固定的结构和可见的竖框结构。有关此垂直百叶窗或我们其他特色产品的更多信息，请访问http://bit.ly/FeaturedHVACProduct。
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