
Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type A
NORMA vydána dne 20.6.2003
Designation standards: UNE-EN 12729:2003
Note: NEPLATNÁ
Publication date standards: 20.6.2003
The number of pages: 35
Approximate weight : 105 g (0.23 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE