This 1st report from work package 4 describes the current certification and testing standardization framework for residential and commercial appliances covered by Regulation (EU) 2016/426 on appliances burning gaseous fuels and more specifically those burning natural gas of group H. Further, it identifies the way this framework is impacted by adding hydrogen to natural gas.

GAR ‘normally used’ + H2 concentration communications by MS Þ consequences

Nota: the THyGA partners thank the NBGA_Open (platform of notified bodies and sector organizations for exchange on the Gas Appliances Regulation (EU) 2016/426), CEN Sector Forum Gas Utilization and CEN Technical Committee 238 for their review of the report