This European Standard specifies a method to assess the effect of freeze/thaw cycles on natural stones - refer to prEN 12670 for terminology, and EN 12440 for denomination -. The standard contains provision for both a shorter technological test (Test A) to assess the effect of freeze/thaw cycles on the relevant performance characteristics and an identification test (Test B).
Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec
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