Fire classification of construction products and building elements - Part 2: Classification using data from fire resistance tests, excluding ventilation services
Acoustics. Measurement of sound insulation in buildings and of building elements, Laboratory measurement of room-to-room airborne sound insulation of a suspended ceiling with a plenum above it— 16 стр.
Acoustics. Measurement of sound insulation in buildings and of building elements, Laboratory measurement of airborne sound insulation of building elements— 26 стр.