References: CSPI Environmental Product Declaration - SCS-EPD-05002, CCPPA EPD - ASTM Certified, AGECO LCA of CSP vs RCP (Nov 2020)
EPA calculations from: https://www.epa.gov/energy/greenhouse-gases-equivalencies-calculator-calculations-and-references
Note: RCP values above 3000mm cannot be determined, so the values for 3000mm have been used in place of 3300mm and 3600mm.