
Heat exchangers - Test procedures for establishing performance of air to air and flue gases heat recovery devices
NORM herausgegeben am 1.5.1998
Designation standards: ČSN EN 308
Classification mark: 696308
Catalog number: 52394
Note: UNGÜLTIG
Publication date standards: 1.5.1998
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN