o 50 1.0 51000 30 to 60 1.4 51400 Source: http://www.iaciscience.lbl.gov/benefits-rates.html EFTA00281390 Minimum ventilation requirements LEED CI, 2009 EQ Prerequisite 1 Natural Ventilation Mechanical Ventilation Reference Standards ASHRAE 62.1-2004 17 cfim for commercial office space 5 c

rmance in MR Credit 4, Recycled Content, the total recycled value must be 3()%or greater. Exemplary performance is not available for all credits in LEED CI. Credits that allow exemplary performance through a predetermined approach are noted throughout this reference guide and the LEED-Online credit tem