DIN EN 15502-2-2
Gas-fired central heating boilers - Part 2-2: Specific standard for type B1 appliances; German and English version prEN 15502-2-2:2022
Heizkessel für gasförmige Brennstoffe - Teil 2-2: Heizkessel der Bauart B1; Deutsche und Englische Fassung prEN 15502-2-2:2022
Responsible national committee
NA 032-03-01 AA - Domestic, Commercial and Industrial Gas Utilisation
Responsible european committee
CEN/TC 109/WG 1 - Domestic central heating boilers using gaseous fuels