Specification for masonry units - Part 1: Clay masonry units
NORMA vydána dne 21.12.2011
Designation standards: UNE-EN 771-1:2011
Note: NEPLATNÁ
Publication date standards: 21.12.2011
The number of pages: 52
Approximate weight : 156 g (0.34 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE