Devices without moving parts for the prevention of contamination of water by backflow. Specification for pipe interrupters of nominal size up to and including DN 42.
NORMA vydaná dňa 30.11.1982
Designation standards: BS 6281-3:1982
Note: NEPLATNÁ
Publication date standards: 30.11.1982
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: British technical standard
Kategória: Technické normy BS