Methods of test for mortar for masonry - Determination of air content of fresh mortar Ingestion-build-258901 BS 3446-3 helps you to

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Methods of test for mortar for masonry - Determination of air content of fresh mortar Ingestion-build-258901 BS 3446-3 helps you to1 Scope This European Standard specifies two methods for determining the air content of fresh mortars including those containing mineral binders and both dense and lightweight aggregates. Method A The pressure method and Method B The alcohol method. For air content less than 20 %, method A is applicable. For air content of 20 % or more, method B is applicable.