BS 4543:1970

Factory-made insulated chimneys..

NORMA vydaná dňa 30.1.1970

The information about the standard:

Designation standards: BS 4543:1970
Note: NEPLATNÁ
Publication date standards: 30.1.1970
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS