The classes on existing labels, depending on the product group have varying scales, where the top class can be anything between classes A to A+++.
Tá scálaí éagsúla, ag brath ar an ngrúpa táirgí, sna haicmí ar na lipéid atá ann faoi láthair inar féidir idir aicmí A go A+++ a bheith orthu mar an aicme is airde.