Clay roofing tiles for discontinuous laying - Determination of physical characteristics - Part 1: Impermeability test; German version EN 539-1:2005— 12 стр.
Clay roofing tiles for discontinuous laying - Determination of physical characteristics - Part 1: Impermeability test; German version EN 539-1:1994— 7 стр.
Clay roofing tiles for discontinuous laying - Determination of physical characteristics - Part 1: Impermeability test; German version EN 539-1:1994— 7 стр.
Clay roofing tiles for discontinuous laying - Product definitions and specifications (includes amendment A1:1999); German version EN 1304:1998 + A1:1999— 9 стр.