UNE-EN 20140-9:1995

ACOUSTICS. MEASUREMENT OF SOUND INSULATION IN BUILDINGS AND OF BUILDING ELEMENTS. PART 9: LABORATORY MEASUREMENT OF ROOM-TO-ROOM AIRBORNE SOUND INSULATION OF A SUSPENDED CEILING WITH A PLENUM ABOVE IT. (ISO 140-9:1985).

NORMA vydaná dňa 29.12.1995

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The information about the standard:

Designation standards: UNE-EN 20140-9:1995
Note: NEPLATNÁ
Publication date standards: 29.12.1995
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE