2017DIN EN 303-2:2017 Heating boilers - Part 2: Heating boilers with forced draught burners - Special requirements for boilers with atomizing oil burners; German version EN 303-2:2017
2007DIN EN 15034:2007 Heating boilers - Condensing heating boilers for fuel oil; English version of DIN EN 15034:2007-01
1996DIN 4702-7:1996 Heating boilers - Part 7: Condensing boiler for liquid fuels