DVGW gas approval MOP5 acc. to DIN EN 331 and DIN 3586 C1 GT1, ÖVGW Gas Certification MOP5 C1 according to DIN EN331 and DIN 3586, DVGW-approval acc. to gas appliance regulation GAR EU-2016-426, DVGW gas approval thermally resistant up to 650°C, Classification acc. to PED category 0 PED 2014-68-EU