Polymeric materials, cellular flexible. Method of assessment of air flow value at constant pressure-drop.
NORMA vydána dne 15.1.1998
Designation standards: BS EN ISO 7231:1998
Note: NEPLATNÁ
Publication date standards: 15.1.1998
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Kategorie: Technické normy BS