Specification for masonry units - Part 4: Autoclaved aerated concrete masonry units
STANDARD published on 1.11.2003
Designation standards: ČSN EN 771-4
Classification mark: 722634
Catalog number: 68550
Note: WITHDRAWN
Publication date standards: 1.11.2003
The number of pages: 32
Approximate weight : 96 g (0.21 lbs)
Country: Czech technical standard
Category: Technical standards ČSN