
Devices to prevent pollution by backflow of potable water. In-line anti-vacuum valves DN 10 to DN 50 inclusive. Family D, type A.
NORMA vydána dne 6.7.2020
Designation standards: BS EN 14451:2020
Publication date standards: 6.7.2020
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: British technical standard
Kategorie: Technické normy BS
ISBN: 978 0 539 02748 8 Status: Under Review