Mechanical thermoregulator for gas appliances. General technical requirements and test methods
NORMA vydána dne 1.1.2005
Designation standards: GOST R EN 257-2004
Note: NEPLATNÁ
Publication date standards: 1.1.2005
The number of pages: 27
Approximate weight : 81 g (0.18 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST