Gas-fired central heating boilers - Type B11 and B11BS boilers, fitted with atmospheric burners of nominal heat input not exceeding 70 kW EN 297:1994/A3:1996
Publication date:
Jul 7, 2001
General information
99.60Withdrawal effectiveJul 30, 2014
CEN
CEN/TC 109
Central heating boilers using gaseous fuels