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BS EN 771-4:2003 Specification for masonry units. Autoclaved aerated concrete masonry units

Publication Year

2003

Document Status

Withdrawn

Abstract

Specifies the characteristics and performance requirements of autoclaved aerated concrete (AAC) masonry units for which the main intended uses are different types of load bearing and non-load bearing applications in all forms of walling including single leaf, cavity, partitions, retaining, basement and general use below ground level, including walling for fire protection, thermal insulation, sound insulation and the fabric of chimneys (excluding chimney flue units). It defines the performance related to e.g. strength, density, dimensional accuracy etc. and marking requirements.

Document History

Supersedes BS EN 771-4:2001. This document is a candidate harmonized European Standard and takes into account the requirements of EC mandate M116 masonry and related products.

Publisher Information

British Standards Institution

With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.

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