I.S. EN 771-2:2011

National Foreword
European foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Materials and manufacture
5 Requirements for calcium silicate masonry units
6 Description, designation, designation code and
  classification of calcium silicate masonry units'
7 Marking
8 Assessment and verification of constancy of
  performance (AVCP)'
Annex A (normative) - Sampling for product type
        determination tests and for independent
        testing of consignments'
Annex B (normative) - Cutting schemes
Annex C (normative) - Tolerances on accessory units
Annex D (informative) - Classification systems
Annex E (informative) - Guidance for test frequencies
        for designing a FPC system to demonstrate
        conformity of finished products with the requirements
        of the standard and the declaration of the manufacturer
Annex ZA (informative) - Clauses of this European
         Standard addressing the provisions of the EU
         Construction Products Regulation'
Bibliography

Defines the characteristics and performance requirements of calcium silicate masonry units for which the main intended uses are inner walls, outer walls, cellars, foundations and external chimney masonry.