Fire hydrant systems equipment. Specification for boxes for landing valves for dry risers.
NORMA vydána dne 29.8.1975
Designation standards: BS 5041-4:1975
Publication date standards: 29.8.1975
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Kategorie: Technické normy BS
Dimensions to provide clearances and ensure that valves are easily accessible. Constructional details, requirements for hingeing, glazing, marking, locking of doors. Status: Confirmed