Household tanks for storing heating oil; 1000 liters This standard has been recommended to the highest building supervisory authorities by the Institute for Building Technology, Berlin, for introduction into the building regulations.
DIN 6622-2:1981 history
1981DIN 6622-2:1981 Household tanks for storing heating oil; 1000 litre
1970DIN 6622-2:1968 Household tanks for storing heating oil; 1000 litre