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BS EN 771-2:2011 Specification for masonry units. Calcium silicate masonry units (+A1:2015)
Provides information on characteristics and performance requirements of calcium silicate masonry units intended for inner walls, outer walls, cellars, foundations and external chimney masonry.
Supersedes BS EN 771-2:2011. This document is a candidate harmonized European Standard and takes into account the requirements of EC mandate M116 for masonry products. Amendment dated 31 March 2016 - Implementation of CEN amendment A1:2015. National Foreword and National Annex NA also updated.
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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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