NF P19-819/CN*NF EN 15435/CN:2009 Precast concrete products - Normal weight and lightweight concrete shuttering blocks - Product properties and performance - National addition to NF EN 15435:2008
2009NF P19-819/CN*NF EN 15435/CN:2009 Precast concrete products - Normal weight and lightweight concrete shuttering blocks - Product properties and performance - National addition to NF EN 15435:2008