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吳忠水箱?供生活飲用水的水箱應設有密封箱蓋

06-13 852

吳忠水箱通氣管:供生活飲用水的水箱應設有密封箱蓋,箱蓋上應設有檢修人孔和通氣管。通氣管可伸至室內或室外,僅不得伸到有有害氣體的地方,管口應有防止灰塵、昆蟲和蚊蠅進入的濾網,一般應將管口朝下設置。通氣管上不得裝設閥門、水封等妨礙通氣的裝置。通氣管不得與排水系統和通風道連接。通氣管管徑一般采用不小于50MM。

日本高清在线视频www色
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