White coating, 1 coat. 8 mils 0.8 0.91 14F 100 PVC white 0.83 0.92 I IF 104 White coating, 2 coats, 20 mils 0.85 0.91 9F 107 Source: LBNL Cool Roofing Materials Database 28 LEED REFERENCE GUIDE FOR GREEN INTERIOR DESIGN AND CONSTRUCTION 2009 EDITION EFTA00281567 7. Documentation Guidance As a first step in prep