2. Summit 2025 presentation - Charlotte Nyholm.pdf

1、Eurovent Summit 2025,PragueCharlotte NyholmTeam Leader,Granlund Ltd.Refurbishment and Reuse of Technical Building Systems Learnings from Finnish PilotProjectsThe built environment relies heavily on linear practices29%of climate emissions in Finland50%of all virgin resourses35%of all waste30%of biodi

2、versity loss6070%of a buildings whole life carbon emissions stem from materials012345Sources of whole life carbon emission by source,example school buildingManufacturing of Materials(A1-A3)Transport and Construction(A4-A5)Replacement of Parts(B4)Operational Energy Use(B6)End-of-Life(C1-C4)Example,sc

3、hool building,50 year evaluation periodDepending on building type,technical building systems may even be the single biggest source of emissions56%8%17%15%4%*Background report_MEP system emission default values,Granlund 20240.01.02.03.04.05.06.0Single family housesApartment buildingsOfficesCommercial

4、 buildingsAccommodation buildingsSchoolsSportshallsHospitalsWarehous&logisticsIce ringTerminalsSwimming hallsClimate impact of technical building systemsAverage data,Finland(2025),kgCO2e/a,50 year calculation periodMateriaalien valmistus(A1-A3)Osien vaihdot(B4)Manufacturing of materials(A1-3)Replace

5、ment of parts(B4)Technical building systems play a key role in non-residential buildings replacement of parts a key source of emissionsDecarbonization isnt the only incentive for reuse and refurbishment.Other drivers:Corporate strategySustainable financing including EU taxonomy 7.1 and 7.2(New const

6、ruction,Renovation)Green building certifications,such as BREEAM and LEEDEU ETS and CBAM,”polluter pays”Circular Economy Green DealsShorter supply chains protect against geopolitical instability and disruptions caused by extreme weather eventsJoint project explored refurbishment and reuse possibiliti