Certificate of ability to install solar thermal systems

Download Certificate

Solar Thermal Energy Systems Course

Download Certificate

Boilers Energy Levels

Energy labels show how the appliances you sell or manufacture rank on a scale from A to G according to its energy consumption. Class A (green) is the most energy efficient and Class G (red) the least. Currently – once most appliances of a given type reach Class A – up to 3 further classes can be added to the scale; A+, A++ and A+++.