External masonry walls

6.1.13Materials suitable for mortar

Materials used for mortar should comply with the appropriate requirements and standards.

Relevant standards include:

BS EN 197‘Cement. Composition, specifications and conformity criteria for common cements’.
BS EN 197 or BS EN 413‘Masonry cement’.
BS EN 459‘Building lime’.
BS EN 998‘Specification for mortar for masonry’.
BS EN 934‘Air entraining and set retarding admixtures’.
BS EN 12878‘Pigments for the colouring of building materials based on cement and/or lime. Specifications and methods of test’.