1970BS EN 12758:2019+A1:2023 Glass in building. Glazing and airborne sound insulation. Product descriptions, determination of properties and extension rules (British Standard)
2019BS EN 12758:2019 Glass in building. Glazing and airborne sound insulation. Product descriptions and determination of properties
2011BS EN 12758:2011 Glass in building. Glazing and airborne sound insulation. Product descriptions and determination of properties
2002BS EN 12758:2002 Glass in building - Glazing and airborne sound insulation - Product descriptions and determination of properties