Energy Rating Scales. Click to enlarge image. A BER label indicates the energy rating of a property & is expressed in the form of performance bands, 'A' being the most energy efficient to 'G' being the least energy efficient.

Energy Rating Scales. Click to enlarge image. A BER label indicates the energy rating of a property & is expressed in the form of performance bands, 'A' being the most energy efficient to 'G' being the least energy efficient.

Energy Rating Scales. Click to enlarge image. A BER label indicates the energy rating of a property & is expressed in the form of performance bands, 'A' being the most energy efficient to 'G' being the least energy efficient.