This European Standard specifies a test method for the evaluation of the compatibility with given backgrounds of One-Coat (OC) rendering mortars. The evaluation is based on the determination of the adhesion strength and water permeability of the hardened render applied on tested substrates, after exposure to weathering cycles.
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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