DIN EN 14451:2020-10 Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A; German version EN 14451:2020

标准编号：DIN EN 14451:2020-10

英文标题：Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A; German version EN 14451:2020

德文标题：Sicherungseinrichtungen zur Verhütung von Trinkwasserverunreinigung durch Rückfließen - Rohrleitungsbelüfter DN 10 bis einschließlich DN 50 - Familie D, Typ A; Deutsche Fassung EN 14451:2020

发布日期：2020-10

DIN EN 14451:2020-10 Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A; German version EN 14451:2020

标准预览图