
Devices to prevent pollution by backflow of potable water. Controllable backflow preventer with reduced pressure zone. Family B. Type A.
NORMA vydaná dňa 9.3.2023
Designation standards: BS EN 12729:2023
Publication date standards: 9.3.2023
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: British technical standard
Kategória: Technické normy BS
ISBN: 978 0 539 13420 9 Status: Definitive