Metal-faced building panels with plastic foam thermal insulation. General specifications
NORMA vydána dne 1.1.1977
Designation standards: GOST 21562-76
Note: NEPLATNÁ
Publication date standards: 1.1.1977
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST