BS EN 15502-2-1:2012 Gas-fired central heating boilers. Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1000 kW
2022BS EN 15502-2-1:2022 Gas-fired central heating boilers - Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1 000 kW
2012BS EN 15502-2-1:2012 Gas-fired central heating boilers. Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1000 kW
2010BS EN 15420:2010 Gas-fired central heating boilers. Type C boilers of nominal heat input exceeding 70 kW, but not exceeding 1000 kW
2006BS EN 15417:2006 Gas-fired central heating boilers - Specific requirements for condensing boilers with a nominal heat input greater than 70 kW but not exceeding 1000 kW
2000BS EN 656:2000 Gas-fired central heating boilers - Type B boilers of nominal heat input exceeding 70 kW, but not exceeding 300 kW
1998BS EN 677:1998 Gas-fired central heating boilers - Specific requirements for condensing boilers with a nominal heat input not exceeding 70 kW
1996BS EN 625:1996 Gas-fired central heating boilers - Specific requirements for the domestic hot water operation of combination boilers of nominal heat input not exceeding 70 kW
1994BS EN 297:1994 Gas-fired central heating boilers. Type B11 and B11BS boilers fitted with atmospheric burners of nominal heat input not exceeding 70 kW
1990BS 5258-15:1990 Safety of domestic gas appliances. Specification for combination boilers
1989BS 5978-3:1989 Safety and performance of gas-fired hot water boilers (60 kW to 2 MW input) - Specification for additional requirements for boilers with forced or induced draught burners
1988BS 6332-1:1988 Thermal performance of domestic gas appliances - Specification for thermal performance of central heating boilers and circulators
1986BS 5258-1:1986 Safety of domestic gas appliances - Specification for central heating boilers and circulators