New trends in buildings life cycle costs and analysis, Deutsche Gesellschaft für Nachaltiges Bauen DGNB 4. međunarodna konferencija DAN PROZORA 2017

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1 New trends in buildings life cycle costs and analysis, Deutsche Gesellschaft für Nachaltiges Bauen DGNB 4. međunarodna konferencija DAN PROZORA 2017 Snježana Turalija, mag oec CEO of Croatia Green Building Council

2 Croatia Green Building Council who we are? NGO founded in among association Established member of World GBC from 2015 Official member of European Regional GB Council Network 115 members in Croatia in Board of Directors, 3 employees, 3 Task forces in Croatia Member of the European HORIZON 2020 project BUILD UPON Around 70 events, networking programs, education or conference programs yearly

3 75 ORGANIZATIONS 27,000 MEMBERS NETWORKING

4 SPONSORS/PATRONS IN CROATIA

5 ASSOCIATE MEMBERS: Damir Mandić Damir Čajko Tea Helman Jukić Ivan Kovačić Tatjana Halapija STUDENTS: Danijel Arki Križanac Kristina Lucijana Radošević Leopold Brčina Nikolina Grgurević MEMBERS IN CROATIA

6 DGNB e.v. BUILDING P ODUCTS IN DGNB SYSTEM DGNB

7 Life cycle incorporated in all calculations DGNB System considers the whole Life Cycle of the Building and Components Recycling/ Disposal Raw Materials Deconstruction Construction Modernisation Operation Maintenance

8 DGNB e.v. Taking sustainable building further Holistic Approach Equal consideration for Ecological, Economic, Socio-cultural and Technical aspects

9 DGNB e.v. Benefits for all Sustainability of building products plays an important role for building users This intents to enforce comfort, wellbeing and health of users protect and minimalize the use of resources promote the use of low-pollutant and environmentally compatible building products focus on economical actions considering the life cycle enhance concepts to create flexible, innovative and forward-looking spaces

10 DGNB e.v. Where Windows and Doors can make difference TEC1.2 SOUND INSULATION TEC1.3 BUILDING ENVELOPE QUALITY TEC1.4 ADAPTABILITY OF TECHNICAL SYSTEMS Technical 22,5% PRO2.2 CONSTRUCTION QUALITY ASSURANCE 6% Process 10% DGNB Qualities Environment 22,5% ENV1.1/ENV2.1 LIFE CYCLE IMPACT ASSESSMENT ENV1.2 LOCAL ENVIRONMENTAL IMPACT ENV1.3 RESPONSIBLE PROCUREMENT SOC1.1 THERMAL COMFORT SOC1.4 VISUAL COMFORT Sociocultur al 22,5% Economy 22,5% ECO1.1 LIFE CYCLE COST SOC2.1 DESIGN FOR ALL

11 EDEKA Südbayern Environmental Quality LIFE CYCLE IMPACT ASSESSMENT Global Warming Potential (GWP) Ozone Depletion Potential (ODP) Photochemical Ozone Creation Potential (POCP) Acidification Potential (AP) Eutrophication Potential (EP) Non-renewable primary energy demand Penren Total primary energy demand Petot Proportion of renewable primary energy LOCAL ENVIRONMENTAL IMPACT Use of certified wood from the sustainable forestry Low maintenance & High service life guarantee No use of hazardous substances Consideration of energy usage for lighting situation production of Doors & Windows Use of colour renewable rendering energy sources Use of natural recyclable materials light and view to the outside Hazardous materials RESPONSIBLE PROCUREMENT Procurement of timber and timber-based materials Protection of soil, air, ground, and surface water Emission free surfaces

12 EDEKA Südbayern Economic Quality LIFE CYCLE COST Life cycle cost assessment Sociocultural and Functional Quality THERMAL COMFORT Thermal comfort heating & cooling period VISUAL COMFORT Handicapped doors (easy to open doors) Costs for maintenance & replacement Sun / Glare protection Costs for production lighting situation Proportion of colour rendering window areas costs for recycling natural light and view to the outside View to the outside Colour rendering DESIGN FOR ALL Sufficient door widths Daylight colour rendering index Barrier-free access

13 EDEKA Südbayern Technical Quality SOUND INSULATION Airborne sound insulation BUILDING ENVELOPE QUALITY Median thermal transmittance coefficients of building components Ū [W/ (m² K)] Thermal bridges ΔU [W/ (m² K)] Window air-tightness ADAPTABILITY OF TECHNICAL SYSTEMS Access and spare spatial capacity in technical centres Process Quality CONSTRUCTION QUALITY ASSURANCE Quality control measures Thermography measurements Doors provided in adequate size and number U-Value of glass roofs, rows of windows, skylights etc. Quality of noise insulation Air tightness of the building (e. g. blower door test). lighting situation Evaluation of interstitial window air-tightness colour rendering natural light and view to the outside

14 DGNB e.v. Advantages for users, employees, customers Productivity Healthy Work and Live Environment Enhancement in value of the building Cost reductions Atmosphere Raising your own reputation Design for All / User Satisfaction Comfort of Employees, Customers and Users Positive environment al impact

15 DGNB e.v. Rethink and join in Joint development and differentiation by sustainable building standards Enhanced sustainable focus within your company will lead to less effort and reduced costs for your customers Participation in designing the standard for sustainable building products will gives you lead in the whole segment High awareness of sustainability issues will eliminate future obstacles for your companies A new chance for sustainable further development of talented employees green jobs!!

16 DGNB e.v. Snježana Turalija Hrvatski savjet za zelenu gradnju DGNB Academy partner in Croatia