
Methods of test for masonry units. Determination of water absorption of clay and calcium silicate masonry units by cold water absorption.
NORMA vydána dne 31.5.2011
Designation standards: BS EN 772-21:2011
Publication date standards: 31.5.2011
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: British technical standard
Kategorie: Technické normy BS
ISBN: 978 0 580 70261 7 Status: Confirmed