Current
British Standards Extra Supplement
BS EN
Applies to building limes used as binders for preparation of mortar (for masonry, rendering and plastering) and production of other construction products. Defines different types of building limes and gives their classification. Also specifies requirements for their chemical and physical properties, which depend on the type of building lime, and the conformity criteria.
Supersedes BS EN 459-1:2010. Confirmed March 2021.
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