Gas-fired central heating boilers. Type B|idx(11)| and B|idx(11BS)| boilers fitted with atmospheric burners of nominal heat input not exceeding 70 kW (includes Amendment A2:1996 and A3:1993)
STANDARD published on 1.1.2000
Designation standards: STN EN 297+A2+A3
Classification mark: 070630
Catalog number: 85648
Note: WITHDRAWN
Publication date standards: 1.1.2000
Approximate weight : 63 g (0.14 lbs)
Country: Slovak technical standard
Category: Technical standards STN