Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003)
NORMA vydaná dňa 3.3.2010
Designation standards: UNE-EN ISO 7235:2010
Publication date standards: 3.3.2010
The number of pages: 60
Approximate weight : 180 g (0.40 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE