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SN EN 13077 * SIA 385.087:2018現(xiàn)行
Devices to prevent pollution by backflow of potable water - Air gap with non-circular overflow (unrestricted) - Family A - Type B
出版：Swiss Standards
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基本信息
標(biāo)準(zhǔn)編號： SN EN 13077 * SIA 385.087:2018
標(biāo)準(zhǔn)類別：Standard
出版單位：Swiss Standards
標(biāo)準(zhǔn)頁數(shù)：0
標(biāo)準(zhǔn)簡介
This European Standard specifies the characteristics and the requirements of air gap with non-circular overflow (unrestricted) Family A, Type B for nominal flow velocity not exceeding 3 m/s.
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