2020BS EN ISO 12958-2:2020 Geotextiles and geotextile-related products. Determination of water flow capacity in their plane. Performance test
2010BS EN ISO 12958:2010 Geotextiles and geotextile-related products - Determination of water flow capacity in their plane
BS EN ISO 12958-2:2020 Geotextiles and geotextile-related products. Determination of water flow capacity in their plane. Performance test was changed to BS EN ISO 12958:2010 Geotextiles and geotextile-related products - Determination of water flow capacity in their plane.