要保证百叶风口与箱体联接的缝隙密封超卓。设备多台并联的表面冷却器和加热器时除将箱体之间联接缝隙密封外还应将表面冷却器或加热器之间的缝隙进行密封。百叶风口机械强度高,但耐蚀性低。纯铝的耐蚀性虽好,但机械强度差,这在必定程度上节省了铝的运用。

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　　风口后面可制造铝制风量调理阀(人字闸)，河南百叶风口具有两层彼此笔直叶片调理水平缓笔直叶片的视点，调整气流扩散面，以改动射程，可用于特殊要求的通风系统中。百叶风口有两层可调理视点的活动叶片,短叶片用于调理送风气流的扩散角,也可用于改动气流的方向。