EN ISO 11058:1999 Geotextiles and Geotextile-Related Products - Determination of Water Permeability Characteristics Normal to the Plane, without Load ISO 11058:1999
2019EN ISO 11058:2019 Geotextiles and geotextile-related products - Determination of water permeability characteristics normal to the plane, without load (ISO 11058:2019)
2010EN ISO 11058:2010 Geotextiles and geotextile-related products - Determination of water permeability characteristics normal to the plane, without load (ISO 11058:2010)
1999EN ISO 11058:1999 Geotextiles and Geotextile-Related Products - Determination of Water Permeability Characteristics Normal to the Plane, without Load ISO 11058:1999