
Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type A
STANDARD published on 29.11.2023
Designation standards: UNE-EN 12729:2023
Publication date standards: 29.11.2023
The number of pages: 35
Approximate weight : 105 g (0.23 lbs)
Country: Spanish technical standard
Category: Technical standards UNE