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止逆阀怎么安装
更新时间: 2020-10-12 18:28:50  

首先确定公共烟道的开口直径,选购相应的止逆阀。其次是将止逆阀安装在公共烟道上,一定要注意逆阀的向上标志。接下来将排烟道和止逆阀进行链接。然后使用铝箔胶带密封室内的烟道和止逆阀。最后需要注意的是必须使用膨胀螺丝的安装办法,不然很容易产生使用故障。

关键词: 怎么 安装

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