The Display Energy Certificate (DEC) rating is calculated on the actual energy usage of a building, the resulting calculated figures are then compared to a benchmark for similar type buildings. The certificate shows the rating awarded, The energy performance indicator, the buildings energy trends. A DEC is required in addition to the BER and covers both privately and public owned large buildings.

A hard copy of the DEC must be shown in a prominent place where it is clearly visible to members of the public. Public bodies may also be required to display the DEC on their website or other public facing media platforms.


Buildings that Require a DEC
A Building other than a dwelling, which is occupied by a public body, has a total useful floor area greater than 250m2 and that is frequently visited by the public

Contact us today to arrange your DEC Rating