Fixed firefighting systems - Gas extinguishing systems - Part 1: Design, installation and maintenance (ISO 14520-1:2015, modified); German version EN 15004-1:2019— 122 стр.
Fixed firefighting systems - Gas extinguishing systems - Part 1: Design, installation and maintenance (ISO 14520-1:2006, modified); German version EN 15004-1:2008— 110 стр.
Fixed firefighting systems - Condensed aerosol extinguishing systems - Part 2: Design, installation and maintenance; German version EN 15276-2:2019— 42 стр.