how the energy class and the range of the efficiency classes available on the label shall be included in visual advertisements and technical promotional material, including legibility and visibility;
an chaoi a gcuimseofar an aicme fuinnimh agus réimse na n-aicmí éifeachtúlachta atá ar fáil ar an lipéad i bhfógraí amhairc agus in ábhar fógraíochta teicniúil, lena n-áirítear inléiteacht agus infheictheacht;