DS EN 1015-19:1998
DS EN 1015-19:1998 Methods Of Test For Mortar For Masonry - Part 19: Determination Of Water Vapour Permeability Of Hardened Rendering And Plastering Mortars Describes a method for determining the steady state water vapour permeability of rendering and plastering mortars in accordance with prEN 998-1 at the upper and lower part of the hygroscopic range.