
Tracked Changes. Devices to prevent pollution by backflow of potable water. Air gap with non-circular overflow (unrestricted). Family A. Type B.
STANDARD published on 15.3.2023
Designation standards: BS EN 13077:2023-TC
Publication date standards: 15.3.2023
The number of pages: 58
Approximate weight : 174 g (0.38 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 978 0 539 26335 0 Status: Definitive