Non-domestic gas-fired forced convection air heaters for space heating not exceeding a net heat input of 300 kW, without a fan to assist transportation of combustion air and/or combustion products
STANDARD published on 1.11.1998
Designation standards: ČSN EN 621
Classification mark: 061912
Catalog number: 53946
Note: WITHDRAWN
Publication date standards: 1.11.1998
The number of pages: 92
Approximate weight : 307 g (0.68 lbs)
Country: Czech technical standard
Category: Technical standards ČSN