EPD registration numberNEPD-2709-1409-NO Name of verifierAnne Rønning EPD NameSkarpnes Betongtakstein Behandlet 1kg A2 - global warming potential0.0162 kg CO2 eq.Name of verifier's organisationNorsus AS Reference service life according to ISO 15686-860 60.0 ÅrConversion factor to mass (kg) per declared or functional unit1.0