Display® vs. Slovenian public buildings certification scheme

Similarities and differences methodology/administration Indicator/ThematicDisplay Slovenian system MethodologyOperational rating Total energy consumption over 1 year Operational rating shows three year data Surface calculatedGross internal floor areaUseful floor area Validity1 year10 years ObligationVoluntary, all public buildings Mandatory for buildings more than 1000 m² Into forceSince 2004From Independent Certifier required No, Auto-labellingYes Climate correctionYes, local correctionYes, For new buildings

Similarities and differences benchmarks/energy Classification systemDisplaySlovenian system Building types111 scale for all buildings ClassesA-GLinear colour scale (green to red) Benchmark scaleLinear INDICATOR  Energy  Energy Primary E. Final E. Conversion factor SourceÖko-Institut (DE)- Natural gas1,17- Electricity3,35- RESDepends on source Wood : 1,04 - 1,13 PV : 1,6 -

Indicator/thematicDisplay Slovenian system - CO 2 emissionsyes Conversion factor Natural gas0,2530,2 Fuel oil0,31990,265 District heating0,24 (cogen) 0,41 (no cogen) 0,33 Liquid gas0,27630,215 Electricity0,130,53 RES0,021 – 0,034? Similarities and differences CO 2

Indicator/thematicDisplay Slovenian system - Wateryesno - CostsNo, but can be indicated in the Towards class A section No Recommendations for improvement of building performance yes Technical solutions Simple actions on communication poster no Similarities and differences Others